Home / 57,269.16-85,810.38-29,150.58

Finding the Fourth Proportional to 57,269.16, 85,810.38 and 29,150.58

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Solution

The fourth proportional to 57,269.16, 85,810.38 and 29,150.58 is: 43,678.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,269.16 : 85,810.38 = 29,150.58 : x
  2. Step 2: Convert to fraction form
    57,269.16/85,810.38 = 29,150.58/x
  3. Step 3: Cross multiply
    57,269.16x = 85,810.38 × 29,150.58
  4. Step 4: Simplify right side
    57,269.16x = 2,501,422,347.02
  5. Step 5: Solve for x
    x = 2,501,422,347.02/57,269.16
  6. Step 6: Final answer
    x = 43,678.35

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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.