Home / 57,234.79-79,000.47-34,570.18

Finding the Fourth Proportional to 57,234.79, 79,000.47 and 34,570.18

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Solution

The fourth proportional to 57,234.79, 79,000.47 and 34,570.18 is: 47,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.79 : 79,000.47 = 34,570.18 : x
  2. Step 2: Convert to fraction form
    57,234.79/79,000.47 = 34,570.18/x
  3. Step 3: Cross multiply
    57,234.79x = 79,000.47 × 34,570.18
  4. Step 4: Simplify right side
    57,234.79x = 2,731,059,900.13
  5. Step 5: Solve for x
    x = 2,731,059,900.13/57,234.79
  6. Step 6: Final answer
    x = 47,716.78

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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.