Home / 107,888.20-148,885.72-60,144.63

Finding the Fourth Proportional to 107,888.20, 148,885.72 and 60,144.63

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Solution

The fourth proportional to 107,888.20, 148,885.72 and 60,144.63 is: 82,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,888.20 : 148,885.72 = 60,144.63 : x
  2. Step 2: Convert to fraction form
    107,888.20/148,885.72 = 60,144.63/x
  3. Step 3: Cross multiply
    107,888.20x = 148,885.72 × 60,144.63
  4. Step 4: Simplify right side
    107,888.20x = 8,954,676,002.16
  5. Step 5: Solve for x
    x = 8,954,676,002.16/107,888.20
  6. Step 6: Final answer
    x = 82,999.58

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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.