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Finding the Fourth Proportional to 44,248.70, 61,003.50 and 42,872.78

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Solution

The fourth proportional to 44,248.70, 61,003.50 and 42,872.78 is: 59,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,248.70 : 61,003.50 = 42,872.78 : x
  2. Step 2: Convert to fraction form
    44,248.70/61,003.50 = 42,872.78/x
  3. Step 3: Cross multiply
    44,248.70x = 61,003.50 × 42,872.78
  4. Step 4: Simplify right side
    44,248.70x = 2,615,389,558.48
  5. Step 5: Solve for x
    x = 2,615,389,558.48/44,248.70
  6. Step 6: Final answer
    x = 59,106.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.