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Finding the Fourth Proportional to 58,801.68, 81,146.88 and 31,944.39

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Solution

The fourth proportional to 58,801.68, 81,146.88 and 31,944.39 is: 44,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.68 : 81,146.88 = 31,944.39 : x
  2. Step 2: Convert to fraction form
    58,801.68/81,146.88 = 31,944.39/x
  3. Step 3: Cross multiply
    58,801.68x = 81,146.88 × 31,944.39
  4. Step 4: Simplify right side
    58,801.68x = 2,592,187,582.00
  5. Step 5: Solve for x
    x = 2,592,187,582.00/58,801.68
  6. Step 6: Final answer
    x = 44,083.56

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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.