Home / 179,718.18-248,008.76-99,149.10

Finding the Fourth Proportional to 179,718.18, 248,008.76 and 99,149.10

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Solution

The fourth proportional to 179,718.18, 248,008.76 and 99,149.10 is: 136,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,718.18 : 248,008.76 = 99,149.10 : x
  2. Step 2: Convert to fraction form
    179,718.18/248,008.76 = 99,149.10/x
  3. Step 3: Cross multiply
    179,718.18x = 248,008.76 × 99,149.10
  4. Step 4: Simplify right side
    179,718.18x = 24,589,845,346.12
  5. Step 5: Solve for x
    x = 24,589,845,346.12/179,718.18
  6. Step 6: Final answer
    x = 136,824.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.