Home / 130,399.20-195,345.01-96,142.58

Finding the Fourth Proportional to 130,399.20, 195,345.01 and 96,142.58

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Solution

The fourth proportional to 130,399.20, 195,345.01 and 96,142.58 is: 144,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,399.20 : 195,345.01 = 96,142.58 : x
  2. Step 2: Convert to fraction form
    130,399.20/195,345.01 = 96,142.58/x
  3. Step 3: Cross multiply
    130,399.20x = 195,345.01 × 96,142.58
  4. Step 4: Simplify right side
    130,399.20x = 18,780,973,127.52
  5. Step 5: Solve for x
    x = 18,780,973,127.52/130,399.20
  6. Step 6: Final answer
    x = 144,026.75

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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.