Home / 92,761.29-128,010.60-52,474.23

Finding the Fourth Proportional to 92,761.29, 128,010.60 and 52,474.23

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Solution

The fourth proportional to 92,761.29, 128,010.60 and 52,474.23 is: 72,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,761.29 : 128,010.60 = 52,474.23 : x
  2. Step 2: Convert to fraction form
    92,761.29/128,010.60 = 52,474.23/x
  3. Step 3: Cross multiply
    92,761.29x = 128,010.60 × 52,474.23
  4. Step 4: Simplify right side
    92,761.29x = 6,717,257,666.84
  5. Step 5: Solve for x
    x = 6,717,257,666.84/92,761.29
  6. Step 6: Final answer
    x = 72,414.45

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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.