Home / 250,104.53-345,177.12-142,649.93

Finding the Fourth Proportional to 250,104.53, 345,177.12 and 142,649.93

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Solution

The fourth proportional to 250,104.53, 345,177.12 and 142,649.93 is: 196,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,104.53 : 345,177.12 = 142,649.93 : x
  2. Step 2: Convert to fraction form
    250,104.53/345,177.12 = 142,649.93/x
  3. Step 3: Cross multiply
    250,104.53x = 345,177.12 × 142,649.93
  4. Step 4: Simplify right side
    250,104.53x = 49,239,492,005.60
  5. Step 5: Solve for x
    x = 49,239,492,005.60/250,104.53
  6. Step 6: Final answer
    x = 196,875.65

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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.