Home / 125,133.22-172,684.37-67,773.22

Finding the Fourth Proportional to 125,133.22, 172,684.37 and 67,773.22

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Solution

The fourth proportional to 125,133.22, 172,684.37 and 67,773.22 is: 93,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,133.22 : 172,684.37 = 67,773.22 : x
  2. Step 2: Convert to fraction form
    125,133.22/172,684.37 = 67,773.22/x
  3. Step 3: Cross multiply
    125,133.22x = 172,684.37 × 67,773.22
  4. Step 4: Simplify right side
    125,133.22x = 11,703,376,507.64
  5. Step 5: Solve for x
    x = 11,703,376,507.64/125,133.22
  6. Step 6: Final answer
    x = 93,527.33

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1.5x scale

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.