Home / 107,221.26-160,838.76-28,333.46

Finding the Fourth Proportional to 107,221.26, 160,838.76 and 28,333.46

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Solution

The fourth proportional to 107,221.26, 160,838.76 and 28,333.46 is: 42,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,221.26 : 160,838.76 = 28,333.46 : x
  2. Step 2: Convert to fraction form
    107,221.26/160,838.76 = 28,333.46/x
  3. Step 3: Cross multiply
    107,221.26x = 160,838.76 × 28,333.46
  4. Step 4: Simplify right side
    107,221.26x = 4,557,118,572.91
  5. Step 5: Solve for x
    x = 4,557,118,572.91/107,221.26
  6. Step 6: Final answer
    x = 42,502.01

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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.