Home / 124,845.68-187,287.16-45,953.91

Finding the Fourth Proportional to 124,845.68, 187,287.16 and 45,953.91

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Solution

The fourth proportional to 124,845.68, 187,287.16 and 45,953.91 is: 68,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845.68 : 187,287.16 = 45,953.91 : x
  2. Step 2: Convert to fraction form
    124,845.68/187,287.16 = 45,953.91/x
  3. Step 3: Cross multiply
    124,845.68x = 187,287.16 × 45,953.91
  4. Step 4: Simplify right side
    124,845.68x = 8,606,576,358.36
  5. Step 5: Solve for x
    x = 8,606,576,358.36/124,845.68
  6. Step 6: Final answer
    x = 68,937.72

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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.