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Finding the Fourth Proportional to 63,877.56, 88,143.66 and 35,578.68

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Solution

The fourth proportional to 63,877.56, 88,143.66 and 35,578.68 is: 49,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,877.56 : 88,143.66 = 35,578.68 : x
  2. Step 2: Convert to fraction form
    63,877.56/88,143.66 = 35,578.68/x
  3. Step 3: Cross multiply
    63,877.56x = 88,143.66 × 35,578.68
  4. Step 4: Simplify right side
    63,877.56x = 3,136,035,073.17
  5. Step 5: Solve for x
    x = 3,136,035,073.17/63,877.56
  6. Step 6: Final answer
    x = 49,094.47

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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.