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Finding the Fourth Proportional to 92,491.77, 127,639.08 and 52,207.23

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Solution

The fourth proportional to 92,491.77, 127,639.08 and 52,207.23 is: 72,046.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,491.77 : 127,639.08 = 52,207.23 : x
  2. Step 2: Convert to fraction form
    92,491.77/127,639.08 = 52,207.23/x
  3. Step 3: Cross multiply
    92,491.77x = 127,639.08 × 52,207.23
  4. Step 4: Simplify right side
    92,491.77x = 6,663,682,806.55
  5. Step 5: Solve for x
    x = 6,663,682,806.55/92,491.77
  6. Step 6: Final answer
    x = 72,046.22

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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.