Home / 62,129.12-85,739.10-33,834.74

Finding the Fourth Proportional to 62,129.12, 85,739.10 and 33,834.74

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Solution

The fourth proportional to 62,129.12, 85,739.10 and 33,834.74 is: 46,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.12 : 85,739.10 = 33,834.74 : x
  2. Step 2: Convert to fraction form
    62,129.12/85,739.10 = 33,834.74/x
  3. Step 3: Cross multiply
    62,129.12x = 85,739.10 × 33,834.74
  4. Step 4: Simplify right side
    62,129.12x = 2,900,960,156.33
  5. Step 5: Solve for x
    x = 2,900,960,156.33/62,129.12
  6. Step 6: Final answer
    x = 46,692.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.