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Finding the Fourth Proportional to 92,087.52, 127,068.84 and 51,799.92

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Solution

The fourth proportional to 92,087.52, 127,068.84 and 51,799.92 is: 71,477.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,087.52 : 127,068.84 = 51,799.92 : x
  2. Step 2: Convert to fraction form
    92,087.52/127,068.84 = 51,799.92/x
  3. Step 3: Cross multiply
    92,087.52x = 127,068.84 × 51,799.92
  4. Step 4: Simplify right side
    92,087.52x = 6,582,155,746.49
  5. Step 5: Solve for x
    x = 6,582,155,746.49/92,087.52
  6. Step 6: Final answer
    x = 71,477.17

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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.