Home / 220,507.38-304,354.26-125,069.94

Finding the Fourth Proportional to 220,507.38, 304,354.26 and 125,069.94

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Solution

The fourth proportional to 220,507.38, 304,354.26 and 125,069.94 is: 172,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,507.38 : 304,354.26 = 125,069.94 : x
  2. Step 2: Convert to fraction form
    220,507.38/304,354.26 = 125,069.94/x
  3. Step 3: Cross multiply
    220,507.38x = 304,354.26 × 125,069.94
  4. Step 4: Simplify right side
    220,507.38x = 38,065,569,036.94
  5. Step 5: Solve for x
    x = 38,065,569,036.94/220,507.38
  6. Step 6: Final answer
    x = 172,627.19

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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.