Home / 131,888.04-197,715.42-98,567.88

Finding the Fourth Proportional to 131,888.04, 197,715.42 and 98,567.88

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Solution

The fourth proportional to 131,888.04, 197,715.42 and 98,567.88 is: 147,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,888.04 : 197,715.42 = 98,567.88 : x
  2. Step 2: Convert to fraction form
    131,888.04/197,715.42 = 98,567.88/x
  3. Step 3: Cross multiply
    131,888.04x = 197,715.42 × 98,567.88
  4. Step 4: Simplify right side
    131,888.04x = 19,488,389,792.71
  5. Step 5: Solve for x
    x = 19,488,389,792.71/131,888.04
  6. Step 6: Final answer
    x = 147,764.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.