Home / 179,478.89-247,682.52-98,909.30

Finding the Fourth Proportional to 179,478.89, 247,682.52 and 98,909.30

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Solution

The fourth proportional to 179,478.89, 247,682.52 and 98,909.30 is: 136,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,478.89 : 247,682.52 = 98,909.30 : x
  2. Step 2: Convert to fraction form
    179,478.89/247,682.52 = 98,909.30/x
  3. Step 3: Cross multiply
    179,478.89x = 247,682.52 × 98,909.30
  4. Step 4: Simplify right side
    179,478.89x = 24,498,103,437.02
  5. Step 5: Solve for x
    x = 24,498,103,437.02/179,478.89
  6. Step 6: Final answer
    x = 136,495.74

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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.