Home / 57,640.68-79,458.30-46,306.08

Finding the Fourth Proportional to 57,640.68, 79,458.30 and 46,306.08

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Solution

The fourth proportional to 57,640.68, 79,458.30 and 46,306.08 is: 63,833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640.68 : 79,458.30 = 46,306.08 : x
  2. Step 2: Convert to fraction form
    57,640.68/79,458.30 = 46,306.08/x
  3. Step 3: Cross multiply
    57,640.68x = 79,458.30 × 46,306.08
  4. Step 4: Simplify right side
    57,640.68x = 3,679,402,396.46
  5. Step 5: Solve for x
    x = 3,679,402,396.46/57,640.68
  6. Step 6: Final answer
    x = 63,833.43

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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.