Home / 107,242.62-147,982.95-59,484.06

Finding the Fourth Proportional to 107,242.62, 147,982.95 and 59,484.06

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Solution

The fourth proportional to 107,242.62, 147,982.95 and 59,484.06 is: 82,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,242.62 : 147,982.95 = 59,484.06 : x
  2. Step 2: Convert to fraction form
    107,242.62/147,982.95 = 59,484.06/x
  3. Step 3: Cross multiply
    107,242.62x = 147,982.95 × 59,484.06
  4. Step 4: Simplify right side
    107,242.62x = 8,802,626,676.78
  5. Step 5: Solve for x
    x = 8,802,626,676.78/107,242.62
  6. Step 6: Final answer
    x = 82,081.42

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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.