Home / 251,037.10-376,555.65-146,125.90

Finding the Fourth Proportional to 251,037.10, 376,555.65 and 146,125.90

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Solution

The fourth proportional to 251,037.10, 376,555.65 and 146,125.90 is: 219,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,037.10 : 376,555.65 = 146,125.90 : x
  2. Step 2: Convert to fraction form
    251,037.10/376,555.65 = 146,125.90/x
  3. Step 3: Cross multiply
    251,037.10x = 376,555.65 × 146,125.90
  4. Step 4: Simplify right side
    251,037.10x = 55,024,533,256.34
  5. Step 5: Solve for x
    x = 55,024,533,256.34/251,037.10
  6. Step 6: Final answer
    x = 219,188.85

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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.