Home / 89,817.03-134,808.98-45,475.20

Finding the Fourth Proportional to 89,817.03, 134,808.98 and 45,475.20

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Solution

The fourth proportional to 89,817.03, 134,808.98 and 45,475.20 is: 68,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,817.03 : 134,808.98 = 45,475.20 : x
  2. Step 2: Convert to fraction form
    89,817.03/134,808.98 = 45,475.20/x
  3. Step 3: Cross multiply
    89,817.03x = 134,808.98 × 45,475.20
  4. Step 4: Simplify right side
    89,817.03x = 6,130,465,099.92
  5. Step 5: Solve for x
    x = 6,130,465,099.92/89,817.03
  6. Step 6: Final answer
    x = 68,255.04

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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.