Home / 250,939.52-346,275.12-143,492.20

Finding the Fourth Proportional to 250,939.52, 346,275.12 and 143,492.20

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Solution

The fourth proportional to 250,939.52, 346,275.12 and 143,492.20 is: 198,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,939.52 : 346,275.12 = 143,492.20 : x
  2. Step 2: Convert to fraction form
    250,939.52/346,275.12 = 143,492.20/x
  3. Step 3: Cross multiply
    250,939.52x = 346,275.12 × 143,492.20
  4. Step 4: Simplify right side
    250,939.52x = 49,687,778,774.06
  5. Step 5: Solve for x
    x = 49,687,778,774.06/250,939.52
  6. Step 6: Final answer
    x = 198,006.99

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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.