Home / 89,446.28-134,104.95-45,104.31

Finding the Fourth Proportional to 89,446.28, 134,104.95 and 45,104.31

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Solution

The fourth proportional to 89,446.28, 134,104.95 and 45,104.31 is: 67,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,446.28 : 134,104.95 = 45,104.31 : x
  2. Step 2: Convert to fraction form
    89,446.28/134,104.95 = 45,104.31/x
  3. Step 3: Cross multiply
    89,446.28x = 134,104.95 × 45,104.31
  4. Step 4: Simplify right side
    89,446.28x = 6,048,711,237.33
  5. Step 5: Solve for x
    x = 6,048,711,237.33/89,446.28
  6. Step 6: Final answer
    x = 67,623.96

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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.