Home / 88,681.10-133,022.82-29,516.78

Finding the Fourth Proportional to 88,681.10, 133,022.82 and 29,516.78

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Solution

The fourth proportional to 88,681.10, 133,022.82 and 29,516.78 is: 44,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,681.10 : 133,022.82 = 29,516.78 : x
  2. Step 2: Convert to fraction form
    88,681.10/133,022.82 = 29,516.78/x
  3. Step 3: Cross multiply
    88,681.10x = 133,022.82 × 29,516.78
  4. Step 4: Simplify right side
    88,681.10x = 3,926,405,312.92
  5. Step 5: Solve for x
    x = 3,926,405,312.92/88,681.10
  6. Step 6: Final answer
    x = 44,275.56

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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.