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Finding the Fourth Proportional to 92,730.59, 127,966.70 and 52,442.84

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Solution

The fourth proportional to 92,730.59, 127,966.70 and 52,442.84 is: 72,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,730.59 : 127,966.70 = 52,442.84 : x
  2. Step 2: Convert to fraction form
    92,730.59/127,966.70 = 52,442.84/x
  3. Step 3: Cross multiply
    92,730.59x = 127,966.70 × 52,442.84
  4. Step 4: Simplify right side
    92,730.59x = 6,710,937,624.45
  5. Step 5: Solve for x
    x = 6,710,937,624.45/92,730.59
  6. Step 6: Final answer
    x = 72,370.27

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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.