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Finding the Fourth Proportional to 44,240.40, 66,360.48 and 36,432.72

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Solution

The fourth proportional to 44,240.40, 66,360.48 and 36,432.72 is: 54,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,240.40 : 66,360.48 = 36,432.72 : x
  2. Step 2: Convert to fraction form
    44,240.40/66,360.48 = 36,432.72/x
  3. Step 3: Cross multiply
    44,240.40x = 66,360.48 × 36,432.72
  4. Step 4: Simplify right side
    44,240.40x = 2,417,692,786.91
  5. Step 5: Solve for x
    x = 2,417,692,786.91/44,240.40
  6. Step 6: Final answer
    x = 54,648.98

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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.