Home / 131,960.75-182,103.59-74,599.18

Finding the Fourth Proportional to 131,960.75, 182,103.59 and 74,599.18

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Solution

The fourth proportional to 131,960.75, 182,103.59 and 74,599.18 is: 102,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,960.75 : 182,103.59 = 74,599.18 : x
  2. Step 2: Convert to fraction form
    131,960.75/182,103.59 = 74,599.18/x
  3. Step 3: Cross multiply
    131,960.75x = 182,103.59 × 74,599.18
  4. Step 4: Simplify right side
    131,960.75x = 13,584,778,220.30
  5. Step 5: Solve for x
    x = 13,584,778,220.30/131,960.75
  6. Step 6: Final answer
    x = 102,945.60

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1.5x scale

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.