Home / 48,643.13-72,481.14-43,337.39

Finding the Fourth Proportional to 48,643.13, 72,481.14 and 43,337.39

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Solution

The fourth proportional to 48,643.13, 72,481.14 and 43,337.39 is: 64,575.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,643.13 : 72,481.14 = 43,337.39 : x
  2. Step 2: Convert to fraction form
    48,643.13/72,481.14 = 43,337.39/x
  3. Step 3: Cross multiply
    48,643.13x = 72,481.14 × 43,337.39
  4. Step 4: Simplify right side
    48,643.13x = 3,141,143,069.42
  5. Step 5: Solve for x
    x = 3,141,143,069.42/48,643.13
  6. Step 6: Final answer
    x = 64,575.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.