Home / 45,118.08-67,534.97-40,363.18

Finding the Fourth Proportional to 45,118.08, 67,534.97 and 40,363.18

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Solution

The fourth proportional to 45,118.08, 67,534.97 and 40,363.18 is: 60,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,118.08 : 67,534.97 = 40,363.18 : x
  2. Step 2: Convert to fraction form
    45,118.08/67,534.97 = 40,363.18/x
  3. Step 3: Cross multiply
    45,118.08x = 67,534.97 × 40,363.18
  4. Step 4: Simplify right side
    45,118.08x = 2,725,926,150.40
  5. Step 5: Solve for x
    x = 2,725,926,150.40/45,118.08
  6. Step 6: Final answer
    x = 60,417.60

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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.