Home / 57,266.34-85,857.95-38,499.81

Finding the Fourth Proportional to 57,266.34, 85,857.95 and 38,499.81

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Solution

The fourth proportional to 57,266.34, 85,857.95 and 38,499.81 is: 57,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266.34 : 85,857.95 = 38,499.81 : x
  2. Step 2: Convert to fraction form
    57,266.34/85,857.95 = 38,499.81/x
  3. Step 3: Cross multiply
    57,266.34x = 85,857.95 × 38,499.81
  4. Step 4: Simplify right side
    57,266.34x = 3,305,514,140.20
  5. Step 5: Solve for x
    x = 3,305,514,140.20/57,266.34
  6. Step 6: Final answer
    x = 57,721.77

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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.