Home / 181,293.40-271,906.08-76,113.28

Finding the Fourth Proportional to 181,293.40, 271,906.08 and 76,113.28

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Solution

The fourth proportional to 181,293.40, 271,906.08 and 76,113.28 is: 114,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,293.40 : 271,906.08 = 76,113.28 : x
  2. Step 2: Convert to fraction form
    181,293.40/271,906.08 = 76,113.28/x
  3. Step 3: Cross multiply
    181,293.40x = 271,906.08 × 76,113.28
  4. Step 4: Simplify right side
    181,293.40x = 20,695,663,600.74
  5. Step 5: Solve for x
    x = 20,695,663,600.74/181,293.40
  6. Step 6: Final answer
    x = 114,155.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.