Home / 179,956.71-248,342.13-99,386.28

Finding the Fourth Proportional to 179,956.71, 248,342.13 and 99,386.28

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Solution

The fourth proportional to 179,956.71, 248,342.13 and 99,386.28 is: 137,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,956.71 : 248,342.13 = 99,386.28 : x
  2. Step 2: Convert to fraction form
    179,956.71/248,342.13 = 99,386.28/x
  3. Step 3: Cross multiply
    179,956.71x = 248,342.13 × 99,386.28
  4. Step 4: Simplify right side
    179,956.71x = 24,681,800,467.98
  5. Step 5: Solve for x
    x = 24,681,800,467.98/179,956.71
  6. Step 6: Final answer
    x = 137,154.10

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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.