Home / 141,748.65-212,661.36-53,011.17

Finding the Fourth Proportional to 141,748.65, 212,661.36 and 53,011.17

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Solution

The fourth proportional to 141,748.65, 212,661.36 and 53,011.17 is: 79,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,748.65 : 212,661.36 = 53,011.17 : x
  2. Step 2: Convert to fraction form
    141,748.65/212,661.36 = 53,011.17/x
  3. Step 3: Cross multiply
    141,748.65x = 212,661.36 × 53,011.17
  4. Step 4: Simplify right side
    141,748.65x = 11,273,427,507.39
  5. Step 5: Solve for x
    x = 11,273,427,507.39/141,748.65
  6. Step 6: Final answer
    x = 79,531.11

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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.