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Finding the Fourth Proportional to 44,793.12, 66,809.40 and 44,005.80

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Solution

The fourth proportional to 44,793.12, 66,809.40 and 44,005.80 is: 65,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,793.12 : 66,809.40 = 44,005.80 : x
  2. Step 2: Convert to fraction form
    44,793.12/66,809.40 = 44,005.80/x
  3. Step 3: Cross multiply
    44,793.12x = 66,809.40 × 44,005.80
  4. Step 4: Simplify right side
    44,793.12x = 2,940,001,094.52
  5. Step 5: Solve for x
    x = 2,940,001,094.52/44,793.12
  6. Step 6: Final answer
    x = 65,635.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.