Home / 113,658.48-156,849.82-62,673.03

Finding the Fourth Proportional to 113,658.48, 156,849.82 and 62,673.03

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Solution

The fourth proportional to 113,658.48, 156,849.82 and 62,673.03 is: 86,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,658.48 : 156,849.82 = 62,673.03 : x
  2. Step 2: Convert to fraction form
    113,658.48/156,849.82 = 62,673.03/x
  3. Step 3: Cross multiply
    113,658.48x = 156,849.82 × 62,673.03
  4. Step 4: Simplify right side
    113,658.48x = 9,830,253,317.67
  5. Step 5: Solve for x
    x = 9,830,253,317.67/113,658.48
  6. Step 6: Final answer
    x = 86,489.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.