Home / 89,677.06-134,484.18-26,480.32

Finding the Fourth Proportional to 89,677.06, 134,484.18 and 26,480.32

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Solution

The fourth proportional to 89,677.06, 134,484.18 and 26,480.32 is: 39,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677.06 : 134,484.18 = 26,480.32 : x
  2. Step 2: Convert to fraction form
    89,677.06/134,484.18 = 26,480.32/x
  3. Step 3: Cross multiply
    89,677.06x = 134,484.18 × 26,480.32
  4. Step 4: Simplify right side
    89,677.06x = 3,561,184,121.34
  5. Step 5: Solve for x
    x = 3,561,184,121.34/89,677.06
  6. Step 6: Final answer
    x = 39,711.21

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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.