Home / 89,600.60-134,417.10-45,115.40

Finding the Fourth Proportional to 89,600.60, 134,417.10 and 45,115.40

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Solution

The fourth proportional to 89,600.60, 134,417.10 and 45,115.40 is: 67,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,600.60 : 134,417.10 = 45,115.40 : x
  2. Step 2: Convert to fraction form
    89,600.60/134,417.10 = 45,115.40/x
  3. Step 3: Cross multiply
    89,600.60x = 134,417.10 × 45,115.40
  4. Step 4: Simplify right side
    89,600.60x = 6,064,281,233.34
  5. Step 5: Solve for x
    x = 6,064,281,233.34/89,600.60
  6. Step 6: Final answer
    x = 67,681.26

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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.