Home / 250,388.76-345,569.58-142,934.52

Finding the Fourth Proportional to 250,388.76, 345,569.58 and 142,934.52

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Solution

The fourth proportional to 250,388.76, 345,569.58 and 142,934.52 is: 197,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,388.76 : 345,569.58 = 142,934.52 : x
  2. Step 2: Convert to fraction form
    250,388.76/345,569.58 = 142,934.52/x
  3. Step 3: Cross multiply
    250,388.76x = 345,569.58 × 142,934.52
  4. Step 4: Simplify right side
    250,388.76x = 49,393,822,043.90
  5. Step 5: Solve for x
    x = 49,393,822,043.90/250,388.76
  6. Step 6: Final answer
    x = 197,268.53

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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.