Home / 118,732,145.20-177,720,304.20-84,719,921.20

Finding the Fourth Proportional to 118,732,145.20, 177,720,304.20 and 84,719,921.20

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Solution

The fourth proportional to 118,732,145.20, 177,720,304.20 and 84,719,921.20 is: 126,810,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,732,145.20 : 177,720,304.20 = 84,719,921.20 : x
  2. Step 2: Convert to fraction form
    118,732,145.20/177,720,304.20 = 84,719,921.20/x
  3. Step 3: Cross multiply
    118,732,145.20x = 177,720,304.20 × 84,719,921.20
  4. Step 4: Simplify right side
    118,732,145.20x = 15,056,450,167,464,028
  5. Step 5: Solve for x
    x = 15,056,450,167,464,028/118,732,145.20
  6. Step 6: Final answer
    x = 126,810,226.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.