Home / 88,726.50-133,024.14-53,658.36

Finding the Fourth Proportional to 88,726.50, 133,024.14 and 53,658.36

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Solution

The fourth proportional to 88,726.50, 133,024.14 and 53,658.36 is: 80,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,726.50 : 133,024.14 = 53,658.36 : x
  2. Step 2: Convert to fraction form
    88,726.50/133,024.14 = 53,658.36/x
  3. Step 3: Cross multiply
    88,726.50x = 133,024.14 × 53,658.36
  4. Step 4: Simplify right side
    88,726.50x = 7,137,857,192.81
  5. Step 5: Solve for x
    x = 7,137,857,192.81/88,726.50
  6. Step 6: Final answer
    x = 80,447.86

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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.