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Finding the Fourth Proportional to 182,002.80, 272,955.60 and 55,642.80

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Solution

The fourth proportional to 182,002.80, 272,955.60 and 55,642.80 is: 83,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,002.80 : 272,955.60 = 55,642.80 : x
  2. Step 2: Convert to fraction form
    182,002.80/272,955.60 = 55,642.80/x
  3. Step 3: Cross multiply
    182,002.80x = 272,955.60 × 55,642.80
  4. Step 4: Simplify right side
    182,002.80x = 15,188,013,859.68
  5. Step 5: Solve for x
    x = 15,188,013,859.68/182,002.80
  6. Step 6: Final answer
    x = 83,449.34

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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.