Home / 107,091.90-147,788.01-59,346.18

Finding the Fourth Proportional to 107,091.90, 147,788.01 and 59,346.18

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Solution

The fourth proportional to 107,091.90, 147,788.01 and 59,346.18 is: 81,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,091.90 : 147,788.01 = 59,346.18 : x
  2. Step 2: Convert to fraction form
    107,091.90/147,788.01 = 59,346.18/x
  3. Step 3: Cross multiply
    107,091.90x = 147,788.01 × 59,346.18
  4. Step 4: Simplify right side
    107,091.90x = 8,770,653,843.30
  5. Step 5: Solve for x
    x = 8,770,653,843.30/107,091.90
  6. Step 6: Final answer
    x = 81,898.39

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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.