Home / 131,955.44-182,122.88-75,366.81

Finding the Fourth Proportional to 131,955.44, 182,122.88 and 75,366.81

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Solution

The fourth proportional to 131,955.44, 182,122.88 and 75,366.81 is: 104,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,955.44 : 182,122.88 = 75,366.81 : x
  2. Step 2: Convert to fraction form
    131,955.44/182,122.88 = 75,366.81/x
  3. Step 3: Cross multiply
    131,955.44x = 182,122.88 × 75,366.81
  4. Step 4: Simplify right side
    131,955.44x = 13,726,020,116.78
  5. Step 5: Solve for x
    x = 13,726,020,116.78/131,955.44
  6. Step 6: Final answer
    x = 104,020.12

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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.