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Finding the Fourth Proportional to 60,034.50, 82,752.21 and 47,267.46

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Solution

The fourth proportional to 60,034.50, 82,752.21 and 47,267.46 is: 65,153.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,034.50 : 82,752.21 = 47,267.46 : x
  2. Step 2: Convert to fraction form
    60,034.50/82,752.21 = 47,267.46/x
  3. Step 3: Cross multiply
    60,034.50x = 82,752.21 × 47,267.46
  4. Step 4: Simplify right side
    60,034.50x = 3,911,486,637.81
  5. Step 5: Solve for x
    x = 3,911,486,637.81/60,034.50
  6. Step 6: Final answer
    x = 65,153.99

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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.