Home / 179,300.16-247,439.66-98,730.57

Finding the Fourth Proportional to 179,300.16, 247,439.66 and 98,730.57

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Solution

The fourth proportional to 179,300.16, 247,439.66 and 98,730.57 is: 136,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,300.16 : 247,439.66 = 98,730.57 : x
  2. Step 2: Convert to fraction form
    179,300.16/247,439.66 = 98,730.57/x
  3. Step 3: Cross multiply
    179,300.16x = 247,439.66 × 98,730.57
  4. Step 4: Simplify right side
    179,300.16x = 24,429,858,672.41
  5. Step 5: Solve for x
    x = 24,429,858,672.41/179,300.16
  6. Step 6: Final answer
    x = 136,251.18

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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.