Home / 252,977.60-378,586.13-156,869.89

Finding the Fourth Proportional to 252,977.60, 378,586.13 and 156,869.89

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Solution

The fourth proportional to 252,977.60, 378,586.13 and 156,869.89 is: 234,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,977.60 : 378,586.13 = 156,869.89 : x
  2. Step 2: Convert to fraction form
    252,977.60/378,586.13 = 156,869.89/x
  3. Step 3: Cross multiply
    252,977.60x = 378,586.13 × 156,869.89
  4. Step 4: Simplify right side
    252,977.60x = 59,388,762,837.81
  5. Step 5: Solve for x
    x = 59,388,762,837.81/252,977.60
  6. Step 6: Final answer
    x = 234,758.98

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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.