Home / 45,331.20-67,856.72-44,666.94

Finding the Fourth Proportional to 45,331.20, 67,856.72 and 44,666.94

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Solution

The fourth proportional to 45,331.20, 67,856.72 and 44,666.94 is: 66,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,331.20 : 67,856.72 = 44,666.94 : x
  2. Step 2: Convert to fraction form
    45,331.20/67,856.72 = 44,666.94/x
  3. Step 3: Cross multiply
    45,331.20x = 67,856.72 × 44,666.94
  4. Step 4: Simplify right side
    45,331.20x = 3,030,952,040.84
  5. Step 5: Solve for x
    x = 3,030,952,040.84/45,331.20
  6. Step 6: Final answer
    x = 66,862.38

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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.