Home / 57,002.31-85,528.05-30,701.79

Finding the Fourth Proportional to 57,002.31, 85,528.05 and 30,701.79

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Solution

The fourth proportional to 57,002.31, 85,528.05 and 30,701.79 is: 46,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,002.31 : 85,528.05 = 30,701.79 : x
  2. Step 2: Convert to fraction form
    57,002.31/85,528.05 = 30,701.79/x
  3. Step 3: Cross multiply
    57,002.31x = 85,528.05 × 30,701.79
  4. Step 4: Simplify right side
    57,002.31x = 2,625,864,230.21
  5. Step 5: Solve for x
    x = 2,625,864,230.21/57,002.31
  6. Step 6: Final answer
    x = 46,065.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.