Home / 113,732.12-156,954.98-62,750.72

Finding the Fourth Proportional to 113,732.12, 156,954.98 and 62,750.72

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Solution

The fourth proportional to 113,732.12, 156,954.98 and 62,750.72 is: 86,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,732.12 : 156,954.98 = 62,750.72 : x
  2. Step 2: Convert to fraction form
    113,732.12/156,954.98 = 62,750.72/x
  3. Step 3: Cross multiply
    113,732.12x = 156,954.98 × 62,750.72
  4. Step 4: Simplify right side
    113,732.12x = 9,849,038,551.85
  5. Step 5: Solve for x
    x = 9,849,038,551.85/113,732.12
  6. Step 6: Final answer
    x = 86,598.56

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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.