Home / 106,681.19-159,909.47-35,584.79

Finding the Fourth Proportional to 106,681.19, 159,909.47 and 35,584.79

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Solution

The fourth proportional to 106,681.19, 159,909.47 and 35,584.79 is: 53,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,681.19 : 159,909.47 = 35,584.79 : x
  2. Step 2: Convert to fraction form
    106,681.19/159,909.47 = 35,584.79/x
  3. Step 3: Cross multiply
    106,681.19x = 159,909.47 × 35,584.79
  4. Step 4: Simplify right side
    106,681.19x = 5,690,344,731.04
  5. Step 5: Solve for x
    x = 5,690,344,731.04/106,681.19
  6. Step 6: Final answer
    x = 53,339.72

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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.