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Finding the Fourth Proportional to 62,220.52, 85,866.34 and 35,001.32

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Solution

The fourth proportional to 62,220.52, 85,866.34 and 35,001.32 is: 48,302.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220.52 : 85,866.34 = 35,001.32 : x
  2. Step 2: Convert to fraction form
    62,220.52/85,866.34 = 35,001.32/x
  3. Step 3: Cross multiply
    62,220.52x = 85,866.34 × 35,001.32
  4. Step 4: Simplify right side
    62,220.52x = 3,005,435,243.57
  5. Step 5: Solve for x
    x = 3,005,435,243.57/62,220.52
  6. Step 6: Final answer
    x = 48,302.96

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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.