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Finding the Fourth Proportional to 92,088.52, 127,070.22 and 51,800.92

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Solution

The fourth proportional to 92,088.52, 127,070.22 and 51,800.92 is: 71,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,088.52 : 127,070.22 = 51,800.92 : x
  2. Step 2: Convert to fraction form
    92,088.52/127,070.22 = 51,800.92/x
  3. Step 3: Cross multiply
    92,088.52x = 127,070.22 × 51,800.92
  4. Step 4: Simplify right side
    92,088.52x = 6,582,354,300.60
  5. Step 5: Solve for x
    x = 6,582,354,300.60/92,088.52
  6. Step 6: Final answer
    x = 71,478.55

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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.