Home / 118,219.10-177,231.45-62,815.10

Finding the Fourth Proportional to 118,219.10, 177,231.45 and 62,815.10

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Solution

The fourth proportional to 118,219.10, 177,231.45 and 62,815.10 is: 94,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,219.10 : 177,231.45 = 62,815.10 : x
  2. Step 2: Convert to fraction form
    118,219.10/177,231.45 = 62,815.10/x
  3. Step 3: Cross multiply
    118,219.10x = 177,231.45 × 62,815.10
  4. Step 4: Simplify right side
    118,219.10x = 11,132,811,254.90
  5. Step 5: Solve for x
    x = 11,132,811,254.90/118,219.10
  6. Step 6: Final answer
    x = 94,171.00

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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.