Home / 179,269.94-247,383.12-98,681.72

Finding the Fourth Proportional to 179,269.94, 247,383.12 and 98,681.72

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Solution

The fourth proportional to 179,269.94, 247,383.12 and 98,681.72 is: 136,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,269.94 : 247,383.12 = 98,681.72 : x
  2. Step 2: Convert to fraction form
    179,269.94/247,383.12 = 98,681.72/x
  3. Step 3: Cross multiply
    179,269.94x = 247,383.12 × 98,681.72
  4. Step 4: Simplify right side
    179,269.94x = 24,412,191,780.57
  5. Step 5: Solve for x
    x = 24,412,191,780.57/179,269.94
  6. Step 6: Final answer
    x = 136,175.60

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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.