Home / 107,674.28-148,602.42-65,256.20

Finding the Fourth Proportional to 107,674.28, 148,602.42 and 65,256.20

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Solution

The fourth proportional to 107,674.28, 148,602.42 and 65,256.20 is: 90,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,674.28 : 148,602.42 = 65,256.20 : x
  2. Step 2: Convert to fraction form
    107,674.28/148,602.42 = 65,256.20/x
  3. Step 3: Cross multiply
    107,674.28x = 148,602.42 × 65,256.20
  4. Step 4: Simplify right side
    107,674.28x = 9,697,229,240.00
  5. Step 5: Solve for x
    x = 9,697,229,240.00/107,674.28
  6. Step 6: Final answer
    x = 90,060.78

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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.