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Finding the Fourth Proportional to 144,959.60, 217,439.40 and 95,063.60

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Solution

The fourth proportional to 144,959.60, 217,439.40 and 95,063.60 is: 142,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,959.60 : 217,439.40 = 95,063.60 : x
  2. Step 2: Convert to fraction form
    144,959.60/217,439.40 = 95,063.60/x
  3. Step 3: Cross multiply
    144,959.60x = 217,439.40 × 95,063.60
  4. Step 4: Simplify right side
    144,959.60x = 20,670,572,145.84
  5. Step 5: Solve for x
    x = 20,670,572,145.84/144,959.60
  6. Step 6: Final answer
    x = 142,595.40

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1.5x scale

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.