Home / 89,626.28-134,522.40-45,284.24

Finding the Fourth Proportional to 89,626.28, 134,522.40 and 45,284.24

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Solution

The fourth proportional to 89,626.28, 134,522.40 and 45,284.24 is: 67,968.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,626.28 : 134,522.40 = 45,284.24 : x
  2. Step 2: Convert to fraction form
    89,626.28/134,522.40 = 45,284.24/x
  3. Step 3: Cross multiply
    89,626.28x = 134,522.40 × 45,284.24
  4. Step 4: Simplify right side
    89,626.28x = 6,091,744,646.98
  5. Step 5: Solve for x
    x = 6,091,744,646.98/89,626.28
  6. Step 6: Final answer
    x = 67,968.29

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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.