Home / 179,228.72-247,333.92-98,655.32

Finding the Fourth Proportional to 179,228.72, 247,333.92 and 98,655.32

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Solution

The fourth proportional to 179,228.72, 247,333.92 and 98,655.32 is: 136,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,228.72 : 247,333.92 = 98,655.32 : x
  2. Step 2: Convert to fraction form
    179,228.72/247,333.92 = 98,655.32/x
  3. Step 3: Cross multiply
    179,228.72x = 247,333.92 × 98,655.32
  4. Step 4: Simplify right side
    179,228.72x = 24,400,807,024.45
  5. Step 5: Solve for x
    x = 24,400,807,024.45/179,228.72
  6. Step 6: Final answer
    x = 136,143.40

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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.