Home / 48,330.80-72,496.20-30,834.80

Finding the Fourth Proportional to 48,330.80, 72,496.20 and 30,834.80

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Solution

The fourth proportional to 48,330.80, 72,496.20 and 30,834.80 is: 46,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,330.80 : 72,496.20 = 30,834.80 : x
  2. Step 2: Convert to fraction form
    48,330.80/72,496.20 = 30,834.80/x
  3. Step 3: Cross multiply
    48,330.80x = 72,496.20 × 30,834.80
  4. Step 4: Simplify right side
    48,330.80x = 2,235,405,827.76
  5. Step 5: Solve for x
    x = 2,235,405,827.76/48,330.80
  6. Step 6: Final answer
    x = 46,252.20

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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.