Home / 122,566.32-183,872.66-42,601.28

Finding the Fourth Proportional to 122,566.32, 183,872.66 and 42,601.28

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Solution

The fourth proportional to 122,566.32, 183,872.66 and 42,601.28 is: 63,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,566.32 : 183,872.66 = 42,601.28 : x
  2. Step 2: Convert to fraction form
    122,566.32/183,872.66 = 42,601.28/x
  3. Step 3: Cross multiply
    122,566.32x = 183,872.66 × 42,601.28
  4. Step 4: Simplify right side
    122,566.32x = 7,833,209,540.64
  5. Step 5: Solve for x
    x = 7,833,209,540.64/122,566.32
  6. Step 6: Final answer
    x = 63,909.97

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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.