Home / 179,129.60-247,202.68-98,557.36

Finding the Fourth Proportional to 179,129.60, 247,202.68 and 98,557.36

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Solution

The fourth proportional to 179,129.60, 247,202.68 and 98,557.36 is: 136,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,129.60 : 247,202.68 = 98,557.36 : x
  2. Step 2: Convert to fraction form
    179,129.60/247,202.68 = 98,557.36/x
  3. Step 3: Cross multiply
    179,129.60x = 247,202.68 × 98,557.36
  4. Step 4: Simplify right side
    179,129.60x = 24,363,643,525.72
  5. Step 5: Solve for x
    x = 24,363,643,525.72/179,129.60
  6. Step 6: Final answer
    x = 136,011.27

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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.