Home / 60,079.79-82,927.46-39,676.77

Finding the Fourth Proportional to 60,079.79, 82,927.46 and 39,676.77

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Solution

The fourth proportional to 60,079.79, 82,927.46 and 39,676.77 is: 54,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,079.79 : 82,927.46 = 39,676.77 : x
  2. Step 2: Convert to fraction form
    60,079.79/82,927.46 = 39,676.77/x
  3. Step 3: Cross multiply
    60,079.79x = 82,927.46 × 39,676.77
  4. Step 4: Simplify right side
    60,079.79x = 3,290,293,856.30
  5. Step 5: Solve for x
    x = 3,290,293,856.30/60,079.79
  6. Step 6: Final answer
    x = 54,765.40

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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.