Home / 179,904.78-248,278.32-99,332.06

Finding the Fourth Proportional to 179,904.78, 248,278.32 and 99,332.06

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Solution

The fourth proportional to 179,904.78, 248,278.32 and 99,332.06 is: 137,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,904.78 : 248,278.32 = 99,332.06 : x
  2. Step 2: Convert to fraction form
    179,904.78/248,278.32 = 99,332.06/x
  3. Step 3: Cross multiply
    179,904.78x = 248,278.32 × 99,332.06
  4. Step 4: Simplify right side
    179,904.78x = 24,661,995,737.55
  5. Step 5: Solve for x
    x = 24,661,995,737.55/179,904.78
  6. Step 6: Final answer
    x = 137,083.60

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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.