Home / 85,122.69-127,679.17-32,537.49

Finding the Fourth Proportional to 85,122.69, 127,679.17 and 32,537.49

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Solution

The fourth proportional to 85,122.69, 127,679.17 and 32,537.49 is: 48,804.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,122.69 : 127,679.17 = 32,537.49 : x
  2. Step 2: Convert to fraction form
    85,122.69/127,679.17 = 32,537.49/x
  3. Step 3: Cross multiply
    85,122.69x = 127,679.17 × 32,537.49
  4. Step 4: Simplify right side
    85,122.69x = 4,154,358,997.34
  5. Step 5: Solve for x
    x = 4,154,358,997.34/85,122.69
  6. Step 6: Final answer
    x = 48,804.37

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1.5x scale

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.