Home / 61,333.80-91,545.66-52,864.04

Finding the Fourth Proportional to 61,333.80, 91,545.66 and 52,864.04

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Solution

The fourth proportional to 61,333.80, 91,545.66 and 52,864.04 is: 78,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,333.80 : 91,545.66 = 52,864.04 : x
  2. Step 2: Convert to fraction form
    61,333.80/91,545.66 = 52,864.04/x
  3. Step 3: Cross multiply
    61,333.80x = 91,545.66 × 52,864.04
  4. Step 4: Simplify right side
    61,333.80x = 4,839,473,432.07
  5. Step 5: Solve for x
    x = 4,839,473,432.07/61,333.80
  6. Step 6: Final answer
    x = 78,903.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.