Home / 122,278.32-183,427.20-52,158.24

Finding the Fourth Proportional to 122,278.32, 183,427.20 and 52,158.24

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Solution

The fourth proportional to 122,278.32, 183,427.20 and 52,158.24 is: 78,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,278.32 : 183,427.20 = 52,158.24 : x
  2. Step 2: Convert to fraction form
    122,278.32/183,427.20 = 52,158.24/x
  3. Step 3: Cross multiply
    122,278.32x = 183,427.20 × 52,158.24
  4. Step 4: Simplify right side
    122,278.32x = 9,567,239,920.13
  5. Step 5: Solve for x
    x = 9,567,239,920.13/122,278.32
  6. Step 6: Final answer
    x = 78,241.51

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1.5x scale

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.