Home / 152,386.20-227,931.30-136,704.60

Finding the Fourth Proportional to 152,386.20, 227,931.30 and 136,704.60

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Solution

The fourth proportional to 152,386.20, 227,931.30 and 136,704.60 is: 204,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,386.20 : 227,931.30 = 136,704.60 : x
  2. Step 2: Convert to fraction form
    152,386.20/227,931.30 = 136,704.60/x
  3. Step 3: Cross multiply
    152,386.20x = 227,931.30 × 136,704.60
  4. Step 4: Simplify right side
    152,386.20x = 31,159,257,193.98
  5. Step 5: Solve for x
    x = 31,159,257,193.98/152,386.20
  6. Step 6: Final answer
    x = 204,475.58

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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.