Home / 179,579.32-247,848.70-108,031.66

Finding the Fourth Proportional to 179,579.32, 247,848.70 and 108,031.66

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Solution

The fourth proportional to 179,579.32, 247,848.70 and 108,031.66 is: 149,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,579.32 : 247,848.70 = 108,031.66 : x
  2. Step 2: Convert to fraction form
    179,579.32/247,848.70 = 108,031.66/x
  3. Step 3: Cross multiply
    179,579.32x = 247,848.70 × 108,031.66
  4. Step 4: Simplify right side
    179,579.32x = 26,775,506,489.84
  5. Step 5: Solve for x
    x = 26,775,506,489.84/179,579.32
  6. Step 6: Final answer
    x = 149,101.28

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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.