Home / 107,513.11-148,373.13-59,767.21

Finding the Fourth Proportional to 107,513.11, 148,373.13 and 59,767.21

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Solution

The fourth proportional to 107,513.11, 148,373.13 and 59,767.21 is: 82,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,513.11 : 148,373.13 = 59,767.21 : x
  2. Step 2: Convert to fraction form
    107,513.11/148,373.13 = 59,767.21/x
  3. Step 3: Cross multiply
    107,513.11x = 148,373.13 × 59,767.21
  4. Step 4: Simplify right side
    107,513.11x = 8,867,848,019.07
  5. Step 5: Solve for x
    x = 8,867,848,019.07/107,513.11
  6. Step 6: Final answer
    x = 82,481.55

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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.