Home / 250,400.76-345,586.14-142,946.52

Finding the Fourth Proportional to 250,400.76, 345,586.14 and 142,946.52

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Solution

The fourth proportional to 250,400.76, 345,586.14 and 142,946.52 is: 197,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,400.76 : 345,586.14 = 142,946.52 : x
  2. Step 2: Convert to fraction form
    250,400.76/345,586.14 = 142,946.52/x
  3. Step 3: Cross multiply
    250,400.76x = 345,586.14 × 142,946.52
  4. Step 4: Simplify right side
    250,400.76x = 49,400,336,073.23
  5. Step 5: Solve for x
    x = 49,400,336,073.23/250,400.76
  6. Step 6: Final answer
    x = 197,285.09

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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.