Home / 373,520.12-559,947.34-136,807.44

Finding the Fourth Proportional to 373,520.12, 559,947.34 and 136,807.44

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Solution

The fourth proportional to 373,520.12, 559,947.34 and 136,807.44 is: 205,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,520.12 : 559,947.34 = 136,807.44 : x
  2. Step 2: Convert to fraction form
    373,520.12/559,947.34 = 136,807.44/x
  3. Step 3: Cross multiply
    373,520.12x = 559,947.34 × 136,807.44
  4. Step 4: Simplify right side
    373,520.12x = 76,604,962,120.21
  5. Step 5: Solve for x
    x = 76,604,962,120.21/373,520.12
  6. Step 6: Final answer
    x = 205,089.25

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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.