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Finding the Fourth Proportional to 229,061.51, 316,137.57 and 132,246.02

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Solution

The fourth proportional to 229,061.51, 316,137.57 and 132,246.02 is: 182,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,061.51 : 316,137.57 = 132,246.02 : x
  2. Step 2: Convert to fraction form
    229,061.51/316,137.57 = 132,246.02/x
  3. Step 3: Cross multiply
    229,061.51x = 316,137.57 × 132,246.02
  4. Step 4: Simplify right side
    229,061.51x = 41,807,935,404.97
  5. Step 5: Solve for x
    x = 41,807,935,404.97/229,061.51
  6. Step 6: Final answer
    x = 182,518.38

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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.