Home / 119,838.15-179,757.02-69,883.22

Finding the Fourth Proportional to 119,838.15, 179,757.02 and 69,883.22

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Solution

The fourth proportional to 119,838.15, 179,757.02 and 69,883.22 is: 104,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,838.15 : 179,757.02 = 69,883.22 : x
  2. Step 2: Convert to fraction form
    119,838.15/179,757.02 = 69,883.22/x
  3. Step 3: Cross multiply
    119,838.15x = 179,757.02 × 69,883.22
  4. Step 4: Simplify right side
    119,838.15x = 12,561,999,999.31
  5. Step 5: Solve for x
    x = 12,561,999,999.31/119,838.15
  6. Step 6: Final answer
    x = 104,824.72

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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.