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Finding the Fourth Proportional to 92,293.68, 127,341.72 and 56,470.62

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Solution

The fourth proportional to 92,293.68, 127,341.72 and 56,470.62 is: 77,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,293.68 : 127,341.72 = 56,470.62 : x
  2. Step 2: Convert to fraction form
    92,293.68/127,341.72 = 56,470.62/x
  3. Step 3: Cross multiply
    92,293.68x = 127,341.72 × 56,470.62
  4. Step 4: Simplify right side
    92,293.68x = 7,191,065,880.27
  5. Step 5: Solve for x
    x = 7,191,065,880.27/92,293.68
  6. Step 6: Final answer
    x = 77,915.04

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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.