Home / 349,531.72-524,295.96-109,663.18

Finding the Fourth Proportional to 349,531.72, 524,295.96 and 109,663.18

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Solution

The fourth proportional to 349,531.72, 524,295.96 and 109,663.18 is: 164,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,531.72 : 524,295.96 = 109,663.18 : x
  2. Step 2: Convert to fraction form
    349,531.72/524,295.96 = 109,663.18/x
  3. Step 3: Cross multiply
    349,531.72x = 524,295.96 × 109,663.18
  4. Step 4: Simplify right side
    349,531.72x = 57,495,962,234.75
  5. Step 5: Solve for x
    x = 57,495,962,234.75/349,531.72
  6. Step 6: Final answer
    x = 164,494.26

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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.