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Finding the Fourth Proportional to 269,275.64, 371,598.72 and 146,767.88

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Solution

The fourth proportional to 269,275.64, 371,598.72 and 146,767.88 is: 202,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,275.64 : 371,598.72 = 146,767.88 : x
  2. Step 2: Convert to fraction form
    269,275.64/371,598.72 = 146,767.88/x
  3. Step 3: Cross multiply
    269,275.64x = 371,598.72 × 146,767.88
  4. Step 4: Simplify right side
    269,275.64x = 54,538,756,345.11
  5. Step 5: Solve for x
    x = 54,538,756,345.11/269,275.64
  6. Step 6: Final answer
    x = 202,538.77

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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.