Home / 107,138.96-147,841.82-59,388.24

Finding the Fourth Proportional to 107,138.96, 147,841.82 and 59,388.24

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Solution

The fourth proportional to 107,138.96, 147,841.82 and 59,388.24 is: 81,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,138.96 : 147,841.82 = 59,388.24 : x
  2. Step 2: Convert to fraction form
    107,138.96/147,841.82 = 59,388.24/x
  3. Step 3: Cross multiply
    107,138.96x = 147,841.82 × 59,388.24
  4. Step 4: Simplify right side
    107,138.96x = 8,780,065,191.26
  5. Step 5: Solve for x
    x = 8,780,065,191.26/107,138.96
  6. Step 6: Final answer
    x = 81,950.26

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1.5x scale

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.