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Finding the Fourth Proportional to 151,730.60, 227,595.90 and 101,964.20

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Solution

The fourth proportional to 151,730.60, 227,595.90 and 101,964.20 is: 152,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,730.60 : 227,595.90 = 101,964.20 : x
  2. Step 2: Convert to fraction form
    151,730.60/227,595.90 = 101,964.20/x
  3. Step 3: Cross multiply
    151,730.60x = 227,595.90 × 101,964.20
  4. Step 4: Simplify right side
    151,730.60x = 23,206,633,866.78
  5. Step 5: Solve for x
    x = 23,206,633,866.78/151,730.60
  6. Step 6: Final answer
    x = 152,946.30

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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.