Home / 48,270.30-72,405.45-43,604.70

Finding the Fourth Proportional to 48,270.30, 72,405.45 and 43,604.70

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Solution

The fourth proportional to 48,270.30, 72,405.45 and 43,604.70 is: 65,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,270.30 : 72,405.45 = 43,604.70 : x
  2. Step 2: Convert to fraction form
    48,270.30/72,405.45 = 43,604.70/x
  3. Step 3: Cross multiply
    48,270.30x = 72,405.45 × 43,604.70
  4. Step 4: Simplify right side
    48,270.30x = 3,157,217,925.62
  5. Step 5: Solve for x
    x = 3,157,217,925.62/48,270.30
  6. Step 6: Final answer
    x = 65,407.05

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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.