Home / 57,459.19-79,292.16-31,964.23

Finding the Fourth Proportional to 57,459.19, 79,292.16 and 31,964.23

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Solution

The fourth proportional to 57,459.19, 79,292.16 and 31,964.23 is: 44,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,459.19 : 79,292.16 = 31,964.23 : x
  2. Step 2: Convert to fraction form
    57,459.19/79,292.16 = 31,964.23/x
  3. Step 3: Cross multiply
    57,459.19x = 79,292.16 × 31,964.23
  4. Step 4: Simplify right side
    57,459.19x = 2,534,512,839.44
  5. Step 5: Solve for x
    x = 2,534,512,839.44/57,459.19
  6. Step 6: Final answer
    x = 44,109.79

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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.