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Finding the Fourth Proportional to 64,347.60, 88,799.70 and 36,053.52

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Solution

The fourth proportional to 64,347.60, 88,799.70 and 36,053.52 is: 49,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,347.60 : 88,799.70 = 36,053.52 : x
  2. Step 2: Convert to fraction form
    64,347.60/88,799.70 = 36,053.52/x
  3. Step 3: Cross multiply
    64,347.60x = 88,799.70 × 36,053.52
  4. Step 4: Simplify right side
    64,347.60x = 3,201,541,759.94
  5. Step 5: Solve for x
    x = 3,201,541,759.94/64,347.60
  6. Step 6: Final answer
    x = 49,753.86

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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.