Home / 152,031.60-227,719.35-125,787.60

Finding the Fourth Proportional to 152,031.60, 227,719.35 and 125,787.60

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Solution

The fourth proportional to 152,031.60, 227,719.35 and 125,787.60 is: 188,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031.60 : 227,719.35 = 125,787.60 : x
  2. Step 2: Convert to fraction form
    152,031.60/227,719.35 = 125,787.60/x
  3. Step 3: Cross multiply
    152,031.60x = 227,719.35 × 125,787.60
  4. Step 4: Simplify right side
    152,031.60x = 28,644,270,510.06
  5. Step 5: Solve for x
    x = 28,644,270,510.06/152,031.60
  6. Step 6: Final answer
    x = 188,409.98

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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.