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Finding the Fourth Proportional to 62,470.44, 86,211.54 and 35,612.26

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Solution

The fourth proportional to 62,470.44, 86,211.54 and 35,612.26 is: 49,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,470.44 : 86,211.54 = 35,612.26 : x
  2. Step 2: Convert to fraction form
    62,470.44/86,211.54 = 35,612.26/x
  3. Step 3: Cross multiply
    62,470.44x = 86,211.54 × 35,612.26
  4. Step 4: Simplify right side
    62,470.44x = 3,070,187,561.95
  5. Step 5: Solve for x
    x = 3,070,187,561.95/62,470.44
  6. Step 6: Final answer
    x = 49,146.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.