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Finding the Fourth Proportional to 92,114.40, 137,843.55 and 63,902.10

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Solution

The fourth proportional to 92,114.40, 137,843.55 and 63,902.10 is: 95,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,114.40 : 137,843.55 = 63,902.10 : x
  2. Step 2: Convert to fraction form
    92,114.40/137,843.55 = 63,902.10/x
  3. Step 3: Cross multiply
    92,114.40x = 137,843.55 × 63,902.10
  4. Step 4: Simplify right side
    92,114.40x = 8,808,492,316.46
  5. Step 5: Solve for x
    x = 8,808,492,316.46/92,114.40
  6. Step 6: Final answer
    x = 95,625.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.