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Finding the Fourth Proportional to 253,833.82, 350,246.16 and 144,888.40

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Solution

The fourth proportional to 253,833.82, 350,246.16 and 144,888.40 is: 199,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,833.82 : 350,246.16 = 144,888.40 : x
  2. Step 2: Convert to fraction form
    253,833.82/350,246.16 = 144,888.40/x
  3. Step 3: Cross multiply
    253,833.82x = 350,246.16 × 144,888.40
  4. Step 4: Simplify right side
    253,833.82x = 50,746,605,728.54
  5. Step 5: Solve for x
    x = 50,746,605,728.54/253,833.82
  6. Step 6: Final answer
    x = 199,920.58

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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.