Home / 85,237.05-127,874.02-32,646.53

Finding the Fourth Proportional to 85,237.05, 127,874.02 and 32,646.53

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Solution

The fourth proportional to 85,237.05, 127,874.02 and 32,646.53 is: 48,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,237.05 : 127,874.02 = 32,646.53 : x
  2. Step 2: Convert to fraction form
    85,237.05/127,874.02 = 32,646.53/x
  3. Step 3: Cross multiply
    85,237.05x = 127,874.02 × 32,646.53
  4. Step 4: Simplify right side
    85,237.05x = 4,174,643,030.15
  5. Step 5: Solve for x
    x = 4,174,643,030.15/85,237.05
  6. Step 6: Final answer
    x = 48,976.86

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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.