Home / 239,631.55-359,498.36-71,152.36

Finding the Fourth Proportional to 239,631.55, 359,498.36 and 71,152.36

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Solution

The fourth proportional to 239,631.55, 359,498.36 and 71,152.36 is: 106,743.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,631.55 : 359,498.36 = 71,152.36 : x
  2. Step 2: Convert to fraction form
    239,631.55/359,498.36 = 71,152.36/x
  3. Step 3: Cross multiply
    239,631.55x = 359,498.36 × 71,152.36
  4. Step 4: Simplify right side
    239,631.55x = 25,579,156,374.37
  5. Step 5: Solve for x
    x = 25,579,156,374.37/239,631.55
  6. Step 6: Final answer
    x = 106,743.69

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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.