Home / 179,870.61-248,221.81-99,298.24

Finding the Fourth Proportional to 179,870.61, 248,221.81 and 99,298.24

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Solution

The fourth proportional to 179,870.61, 248,221.81 and 99,298.24 is: 137,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,870.61 : 248,221.81 = 99,298.24 : x
  2. Step 2: Convert to fraction form
    179,870.61/248,221.81 = 99,298.24/x
  3. Step 3: Cross multiply
    179,870.61x = 248,221.81 × 99,298.24
  4. Step 4: Simplify right side
    179,870.61x = 24,647,988,366.12
  5. Step 5: Solve for x
    x = 24,647,988,366.12/179,870.61
  6. Step 6: Final answer
    x = 137,031.78

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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.