Home / 365,050.12-547,618.86-140,358.28

Finding the Fourth Proportional to 365,050.12, 547,618.86 and 140,358.28

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Solution

The fourth proportional to 365,050.12, 547,618.86 and 140,358.28 is: 210,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,050.12 : 547,618.86 = 140,358.28 : x
  2. Step 2: Convert to fraction form
    365,050.12/547,618.86 = 140,358.28/x
  3. Step 3: Cross multiply
    365,050.12x = 547,618.86 × 140,358.28
  4. Step 4: Simplify right side
    365,050.12x = 76,862,841,285.16
  5. Step 5: Solve for x
    x = 76,862,841,285.16/365,050.12
  6. Step 6: Final answer
    x = 210,554.21

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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.