Home / 250,342.46-345,487.32-142,946.18

Finding the Fourth Proportional to 250,342.46, 345,487.32 and 142,946.18

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Solution

The fourth proportional to 250,342.46, 345,487.32 and 142,946.18 is: 197,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,342.46 : 345,487.32 = 142,946.18 : x
  2. Step 2: Convert to fraction form
    250,342.46/345,487.32 = 142,946.18/x
  3. Step 3: Cross multiply
    250,342.46x = 345,487.32 × 142,946.18
  4. Step 4: Simplify right side
    250,342.46x = 49,386,092,632.44
  5. Step 5: Solve for x
    x = 49,386,092,632.44/250,342.46
  6. Step 6: Final answer
    x = 197,274.14

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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.