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Finding the Fourth Proportional to 63,130.95, 94,640.96 and 25,722.48

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Solution

The fourth proportional to 63,130.95, 94,640.96 and 25,722.48 is: 38,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.95 : 94,640.96 = 25,722.48 : x
  2. Step 2: Convert to fraction form
    63,130.95/94,640.96 = 25,722.48/x
  3. Step 3: Cross multiply
    63,130.95x = 94,640.96 × 25,722.48
  4. Step 4: Simplify right side
    63,130.95x = 2,434,400,072.17
  5. Step 5: Solve for x
    x = 2,434,400,072.17/63,130.95
  6. Step 6: Final answer
    x = 38,561.12

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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.