Home / 179,316.72-247,458.80-98,747.10

Finding the Fourth Proportional to 179,316.72, 247,458.80 and 98,747.10

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Solution

The fourth proportional to 179,316.72, 247,458.80 and 98,747.10 is: 136,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,316.72 : 247,458.80 = 98,747.10 : x
  2. Step 2: Convert to fraction form
    179,316.72/247,458.80 = 98,747.10/x
  3. Step 3: Cross multiply
    179,316.72x = 247,458.80 × 98,747.10
  4. Step 4: Simplify right side
    179,316.72x = 24,435,838,869.48
  5. Step 5: Solve for x
    x = 24,435,838,869.48/179,316.72
  6. Step 6: Final answer
    x = 136,271.95

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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.