Home / 94,579.30-130,555.87-69,286.55

Finding the Fourth Proportional to 94,579.30, 130,555.87 and 69,286.55

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Solution

The fourth proportional to 94,579.30, 130,555.87 and 69,286.55 is: 95,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,579.30 : 130,555.87 = 69,286.55 : x
  2. Step 2: Convert to fraction form
    94,579.30/130,555.87 = 69,286.55/x
  3. Step 3: Cross multiply
    94,579.30x = 130,555.87 × 69,286.55
  4. Step 4: Simplify right side
    94,579.30x = 9,045,765,722.93
  5. Step 5: Solve for x
    x = 9,045,765,722.93/94,579.30
  6. Step 6: Final answer
    x = 95,642.13

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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.