Home / 175,000.80-262,155.60-104,671.20

Finding the Fourth Proportional to 175,000.80, 262,155.60 and 104,671.20

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Solution

The fourth proportional to 175,000.80, 262,155.60 and 104,671.20 is: 156,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,000.80 : 262,155.60 = 104,671.20 : x
  2. Step 2: Convert to fraction form
    175,000.80/262,155.60 = 104,671.20/x
  3. Step 3: Cross multiply
    175,000.80x = 262,155.60 × 104,671.20
  4. Step 4: Simplify right side
    175,000.80x = 27,440,141,238.72
  5. Step 5: Solve for x
    x = 27,440,141,238.72/175,000.80
  6. Step 6: Final answer
    x = 156,800.09

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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.