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Finding the Fourth Proportional to 151,730.40, 227,782.80 and 95,570.40

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Solution

The fourth proportional to 151,730.40, 227,782.80 and 95,570.40 is: 143,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,730.40 : 227,782.80 = 95,570.40 : x
  2. Step 2: Convert to fraction form
    151,730.40/227,782.80 = 95,570.40/x
  3. Step 3: Cross multiply
    151,730.40x = 227,782.80 × 95,570.40
  4. Step 4: Simplify right side
    151,730.40x = 21,769,293,309.12
  5. Step 5: Solve for x
    x = 21,769,293,309.12/151,730.40
  6. Step 6: Final answer
    x = 143,473.51

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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.