Home / 89,849.60-134,774.40-60,325.10

Finding the Fourth Proportional to 89,849.60, 134,774.40 and 60,325.10

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Solution

The fourth proportional to 89,849.60, 134,774.40 and 60,325.10 is: 90,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,849.60 : 134,774.40 = 60,325.10 : x
  2. Step 2: Convert to fraction form
    89,849.60/134,774.40 = 60,325.10/x
  3. Step 3: Cross multiply
    89,849.60x = 134,774.40 × 60,325.10
  4. Step 4: Simplify right side
    89,849.60x = 8,130,279,157.44
  5. Step 5: Solve for x
    x = 8,130,279,157.44/89,849.60
  6. Step 6: Final answer
    x = 90,487.65

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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.