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Finding the Fourth Proportional to 269,347.17, 371,701.68 and 148,492.89

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Solution

The fourth proportional to 269,347.17, 371,701.68 and 148,492.89 is: 204,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,347.17 : 371,701.68 = 148,492.89 : x
  2. Step 2: Convert to fraction form
    269,347.17/371,701.68 = 148,492.89/x
  3. Step 3: Cross multiply
    269,347.17x = 371,701.68 × 148,492.89
  4. Step 4: Simplify right side
    269,347.17x = 55,195,056,681.06
  5. Step 5: Solve for x
    x = 55,195,056,681.06/269,347.17
  6. Step 6: Final answer
    x = 204,921.61

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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.