Home / 91,084.29-125,692.74-52,841.86

Finding the Fourth Proportional to 91,084.29, 125,692.74 and 52,841.86

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Solution

The fourth proportional to 91,084.29, 125,692.74 and 52,841.86 is: 72,919.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,084.29 : 125,692.74 = 52,841.86 : x
  2. Step 2: Convert to fraction form
    91,084.29/125,692.74 = 52,841.86/x
  3. Step 3: Cross multiply
    91,084.29x = 125,692.74 × 52,841.86
  4. Step 4: Simplify right side
    91,084.29x = 6,641,838,170.10
  5. Step 5: Solve for x
    x = 6,641,838,170.10/91,084.29
  6. Step 6: Final answer
    x = 72,919.69

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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.