Home / 144,946.20-217,856.70-125,700.60

Finding the Fourth Proportional to 144,946.20, 217,856.70 and 125,700.60

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Solution

The fourth proportional to 144,946.20, 217,856.70 and 125,700.60 is: 188,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,946.20 : 217,856.70 = 125,700.60 : x
  2. Step 2: Convert to fraction form
    144,946.20/217,856.70 = 125,700.60/x
  3. Step 3: Cross multiply
    144,946.20x = 217,856.70 × 125,700.60
  4. Step 4: Simplify right side
    144,946.20x = 27,384,717,904.02
  5. Step 5: Solve for x
    x = 27,384,717,904.02/144,946.20
  6. Step 6: Final answer
    x = 188,930.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.