Home / 349,376.28-524,175.10-124,731.74

Finding the Fourth Proportional to 349,376.28, 524,175.10 and 124,731.74

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Solution

The fourth proportional to 349,376.28, 524,175.10 and 124,731.74 is: 187,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,376.28 : 524,175.10 = 124,731.74 : x
  2. Step 2: Convert to fraction form
    349,376.28/524,175.10 = 124,731.74/x
  3. Step 3: Cross multiply
    349,376.28x = 524,175.10 × 124,731.74
  4. Step 4: Simplify right side
    349,376.28x = 65,381,272,287.67
  5. Step 5: Solve for x
    x = 65,381,272,287.67/349,376.28
  6. Step 6: Final answer
    x = 187,137.12

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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.