Home / 144,318.65-216,386.28-126,584.92

Finding the Fourth Proportional to 144,318.65, 216,386.28 and 126,584.92

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Solution

The fourth proportional to 144,318.65, 216,386.28 and 126,584.92 is: 189,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,318.65 : 216,386.28 = 126,584.92 : x
  2. Step 2: Convert to fraction form
    144,318.65/216,386.28 = 126,584.92/x
  3. Step 3: Cross multiply
    144,318.65x = 216,386.28 × 126,584.92
  4. Step 4: Simplify right side
    144,318.65x = 27,391,238,228.04
  5. Step 5: Solve for x
    x = 27,391,238,228.04/144,318.65
  6. Step 6: Final answer
    x = 189,796.94

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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.