Home / 138,802.92-208,219.02-44,046.55

Finding the Fourth Proportional to 138,802.92, 208,219.02 and 44,046.55

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Solution

The fourth proportional to 138,802.92, 208,219.02 and 44,046.55 is: 66,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,802.92 : 208,219.02 = 44,046.55 : x
  2. Step 2: Convert to fraction form
    138,802.92/208,219.02 = 44,046.55/x
  3. Step 3: Cross multiply
    138,802.92x = 208,219.02 × 44,046.55
  4. Step 4: Simplify right side
    138,802.92x = 9,171,329,475.38
  5. Step 5: Solve for x
    x = 9,171,329,475.38/138,802.92
  6. Step 6: Final answer
    x = 66,074.47

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1.5x scale

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.