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Finding the Fourth Proportional to 92,298.92, 127,415.03 and 54,053.15

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Solution

The fourth proportional to 92,298.92, 127,415.03 and 54,053.15 is: 74,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,298.92 : 127,415.03 = 54,053.15 : x
  2. Step 2: Convert to fraction form
    92,298.92/127,415.03 = 54,053.15/x
  3. Step 3: Cross multiply
    92,298.92x = 127,415.03 × 54,053.15
  4. Step 4: Simplify right side
    92,298.92x = 6,887,182,821.50
  5. Step 5: Solve for x
    x = 6,887,182,821.50/92,298.92
  6. Step 6: Final answer
    x = 74,618.24

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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.