Home / 88,818.21-133,322.13-38,242.28

Finding the Fourth Proportional to 88,818.21, 133,322.13 and 38,242.28

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Solution

The fourth proportional to 88,818.21, 133,322.13 and 38,242.28 is: 57,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,818.21 : 133,322.13 = 38,242.28 : x
  2. Step 2: Convert to fraction form
    88,818.21/133,322.13 = 38,242.28/x
  3. Step 3: Cross multiply
    88,818.21x = 133,322.13 × 38,242.28
  4. Step 4: Simplify right side
    88,818.21x = 5,098,542,225.66
  5. Step 5: Solve for x
    x = 5,098,542,225.66/88,818.21
  6. Step 6: Final answer
    x = 57,404.24

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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.