Home / 88,726.14-133,095.60-27,931.20

Finding the Fourth Proportional to 88,726.14, 133,095.60 and 27,931.20

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Solution

The fourth proportional to 88,726.14, 133,095.60 and 27,931.20 is: 41,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,726.14 : 133,095.60 = 27,931.20 : x
  2. Step 2: Convert to fraction form
    88,726.14/133,095.60 = 27,931.20/x
  3. Step 3: Cross multiply
    88,726.14x = 133,095.60 × 27,931.20
  4. Step 4: Simplify right side
    88,726.14x = 3,717,519,822.72
  5. Step 5: Solve for x
    x = 3,717,519,822.72/88,726.14
  6. Step 6: Final answer
    x = 41,898.81

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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.