Home / 57,187.39-85,801.51-34,743.86

Finding the Fourth Proportional to 57,187.39, 85,801.51 and 34,743.86

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Solution

The fourth proportional to 57,187.39, 85,801.51 and 34,743.86 is: 52,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,187.39 : 85,801.51 = 34,743.86 : x
  2. Step 2: Convert to fraction form
    57,187.39/85,801.51 = 34,743.86/x
  3. Step 3: Cross multiply
    57,187.39x = 85,801.51 × 34,743.86
  4. Step 4: Simplify right side
    57,187.39x = 2,981,075,199.18
  5. Step 5: Solve for x
    x = 2,981,075,199.18/57,187.39
  6. Step 6: Final answer
    x = 52,128.19

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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.