Home / 142,560.04-196,747.50-82,132.96

Finding the Fourth Proportional to 142,560.04, 196,747.50 and 82,132.96

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Solution

The fourth proportional to 142,560.04, 196,747.50 and 82,132.96 is: 113,351.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,560.04 : 196,747.50 = 82,132.96 : x
  2. Step 2: Convert to fraction form
    142,560.04/196,747.50 = 82,132.96/x
  3. Step 3: Cross multiply
    142,560.04x = 196,747.50 × 82,132.96
  4. Step 4: Simplify right side
    142,560.04x = 16,159,454,547.60
  5. Step 5: Solve for x
    x = 16,159,454,547.60/142,560.04
  6. Step 6: Final answer
    x = 113,351.92

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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.