Home / 115,032.34-172,648.15-114,766.35

Finding the Fourth Proportional to 115,032.34, 172,648.15 and 114,766.35

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Solution

The fourth proportional to 115,032.34, 172,648.15 and 114,766.35 is: 172,248.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,032.34 : 172,648.15 = 114,766.35 : x
  2. Step 2: Convert to fraction form
    115,032.34/172,648.15 = 114,766.35/x
  3. Step 3: Cross multiply
    115,032.34x = 172,648.15 × 114,766.35
  4. Step 4: Simplify right side
    115,032.34x = 19,814,198,009.75
  5. Step 5: Solve for x
    x = 19,814,198,009.75/115,032.34
  6. Step 6: Final answer
    x = 172,248.93

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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.