Home / 57,457.13-79,290.87-32,306.63

Finding the Fourth Proportional to 57,457.13, 79,290.87 and 32,306.63

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Solution

The fourth proportional to 57,457.13, 79,290.87 and 32,306.63 is: 44,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.13 : 79,290.87 = 32,306.63 : x
  2. Step 2: Convert to fraction form
    57,457.13/79,290.87 = 32,306.63/x
  3. Step 3: Cross multiply
    57,457.13x = 79,290.87 × 32,306.63
  4. Step 4: Simplify right side
    57,457.13x = 2,561,620,281.86
  5. Step 5: Solve for x
    x = 2,561,620,281.86/57,457.13
  6. Step 6: Final answer
    x = 44,583.16

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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.