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Finding the Fourth Proportional to 91,838.49, 137,748.01 and 29,504.13

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Solution

The fourth proportional to 91,838.49, 137,748.01 and 29,504.13 is: 44,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,838.49 : 137,748.01 = 29,504.13 : x
  2. Step 2: Convert to fraction form
    91,838.49/137,748.01 = 29,504.13/x
  3. Step 3: Cross multiply
    91,838.49x = 137,748.01 × 29,504.13
  4. Step 4: Simplify right side
    91,838.49x = 4,064,135,194.28
  5. Step 5: Solve for x
    x = 4,064,135,194.28/91,838.49
  6. Step 6: Final answer
    x = 44,253.07

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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.