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Finding the Fourth Proportional to 44,642.70, 66,834.45 and 43,346.70

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Solution

The fourth proportional to 44,642.70, 66,834.45 and 43,346.70 is: 64,894.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,642.70 : 66,834.45 = 43,346.70 : x
  2. Step 2: Convert to fraction form
    44,642.70/66,834.45 = 43,346.70/x
  3. Step 3: Cross multiply
    44,642.70x = 66,834.45 × 43,346.70
  4. Step 4: Simplify right side
    44,642.70x = 2,897,052,853.82
  5. Step 5: Solve for x
    x = 2,897,052,853.82/44,642.70
  6. Step 6: Final answer
    x = 64,894.21

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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.