Home / 48,306.24-72,532.80-45,930.24

Finding the Fourth Proportional to 48,306.24, 72,532.80 and 45,930.24

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Solution

The fourth proportional to 48,306.24, 72,532.80 and 45,930.24 is: 68,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.24 : 72,532.80 = 45,930.24 : x
  2. Step 2: Convert to fraction form
    48,306.24/72,532.80 = 45,930.24/x
  3. Step 3: Cross multiply
    48,306.24x = 72,532.80 × 45,930.24
  4. Step 4: Simplify right side
    48,306.24x = 3,331,448,911.87
  5. Step 5: Solve for x
    x = 3,331,448,911.87/48,306.24
  6. Step 6: Final answer
    x = 68,965.19

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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.