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Finding the Fourth Proportional to 47,116.60, 70,674.90 and 44,812.60

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Solution

The fourth proportional to 47,116.60, 70,674.90 and 44,812.60 is: 67,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,116.60 : 70,674.90 = 44,812.60 : x
  2. Step 2: Convert to fraction form
    47,116.60/70,674.90 = 44,812.60/x
  3. Step 3: Cross multiply
    47,116.60x = 70,674.90 × 44,812.60
  4. Step 4: Simplify right side
    47,116.60x = 3,167,126,023.74
  5. Step 5: Solve for x
    x = 3,167,126,023.74/47,116.60
  6. Step 6: Final answer
    x = 67,218.90

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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.