Home / 89,446.56-134,266.88-52,047.20

Finding the Fourth Proportional to 89,446.56, 134,266.88 and 52,047.20

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Solution

The fourth proportional to 89,446.56, 134,266.88 and 52,047.20 is: 78,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,446.56 : 134,266.88 = 52,047.20 : x
  2. Step 2: Convert to fraction form
    89,446.56/134,266.88 = 52,047.20/x
  3. Step 3: Cross multiply
    89,446.56x = 134,266.88 × 52,047.20
  4. Step 4: Simplify right side
    89,446.56x = 6,988,215,156.74
  5. Step 5: Solve for x
    x = 6,988,215,156.74/89,446.56
  6. Step 6: Final answer
    x = 78,127.27

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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.