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Finding the Fourth Proportional to 134,522.70, 201,711.15 and 55,547.70

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Solution

The fourth proportional to 134,522.70, 201,711.15 and 55,547.70 is: 83,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,522.70 : 201,711.15 = 55,547.70 : x
  2. Step 2: Convert to fraction form
    134,522.70/201,711.15 = 55,547.70/x
  3. Step 3: Cross multiply
    134,522.70x = 201,711.15 × 55,547.70
  4. Step 4: Simplify right side
    134,522.70x = 11,204,590,446.86
  5. Step 5: Solve for x
    x = 11,204,590,446.86/134,522.70
  6. Step 6: Final answer
    x = 83,291.45

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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.