Home / 107,570.78-148,445.07-58,511.14

Finding the Fourth Proportional to 107,570.78, 148,445.07 and 58,511.14

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Solution

The fourth proportional to 107,570.78, 148,445.07 and 58,511.14 is: 80,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,570.78 : 148,445.07 = 58,511.14 : x
  2. Step 2: Convert to fraction form
    107,570.78/148,445.07 = 58,511.14/x
  3. Step 3: Cross multiply
    107,570.78x = 148,445.07 × 58,511.14
  4. Step 4: Simplify right side
    107,570.78x = 8,685,690,273.08
  5. Step 5: Solve for x
    x = 8,685,690,273.08/107,570.78
  6. Step 6: Final answer
    x = 80,743.96

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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.