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Finding the Fourth Proportional to 92,355.98, 127,443.57 and 52,079.68

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Solution

The fourth proportional to 92,355.98, 127,443.57 and 52,079.68 is: 71,865.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,355.98 : 127,443.57 = 52,079.68 : x
  2. Step 2: Convert to fraction form
    92,355.98/127,443.57 = 52,079.68/x
  3. Step 3: Cross multiply
    92,355.98x = 127,443.57 × 52,079.68
  4. Step 4: Simplify right side
    92,355.98x = 6,637,219,706.44
  5. Step 5: Solve for x
    x = 6,637,219,706.44/92,355.98
  6. Step 6: Final answer
    x = 71,865.62

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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.