Home / 102,908.06-141,968.06-60,447.46

Finding the Fourth Proportional to 102,908.06, 141,968.06 and 60,447.46

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Solution

The fourth proportional to 102,908.06, 141,968.06 and 60,447.46 is: 83,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,908.06 : 141,968.06 = 60,447.46 : x
  2. Step 2: Convert to fraction form
    102,908.06/141,968.06 = 60,447.46/x
  3. Step 3: Cross multiply
    102,908.06x = 141,968.06 × 60,447.46
  4. Step 4: Simplify right side
    102,908.06x = 8,581,608,628.13
  5. Step 5: Solve for x
    x = 8,581,608,628.13/102,908.06
  6. Step 6: Final answer
    x = 83,391.03

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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.