Home / 103,012.22-142,144.86-60,001.14

Finding the Fourth Proportional to 103,012.22, 142,144.86 and 60,001.14

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Solution

The fourth proportional to 103,012.22, 142,144.86 and 60,001.14 is: 82,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,012.22 : 142,144.86 = 60,001.14 : x
  2. Step 2: Convert to fraction form
    103,012.22/142,144.86 = 60,001.14/x
  3. Step 3: Cross multiply
    103,012.22x = 142,144.86 × 60,001.14
  4. Step 4: Simplify right side
    103,012.22x = 8,528,853,645.14
  5. Step 5: Solve for x
    x = 8,528,853,645.14/103,012.22
  6. Step 6: Final answer
    x = 82,794.58

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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.