Home / 89,670.76-134,506.14-27,340.72

Finding the Fourth Proportional to 89,670.76, 134,506.14 and 27,340.72

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Solution

The fourth proportional to 89,670.76, 134,506.14 and 27,340.72 is: 41,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,670.76 : 134,506.14 = 27,340.72 : x
  2. Step 2: Convert to fraction form
    89,670.76/134,506.14 = 27,340.72/x
  3. Step 3: Cross multiply
    89,670.76x = 134,506.14 × 27,340.72
  4. Step 4: Simplify right side
    89,670.76x = 3,677,494,712.02
  5. Step 5: Solve for x
    x = 3,677,494,712.02/89,670.76
  6. Step 6: Final answer
    x = 41,011.08

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Similar ratio
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1.5x scale

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.