Home / 62,137.12-85,747.80-33,842.20

Finding the Fourth Proportional to 62,137.12, 85,747.80 and 33,842.20

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Solution

The fourth proportional to 62,137.12, 85,747.80 and 33,842.20 is: 46,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,137.12 : 85,747.80 = 33,842.20 : x
  2. Step 2: Convert to fraction form
    62,137.12/85,747.80 = 33,842.20/x
  3. Step 3: Cross multiply
    62,137.12x = 85,747.80 × 33,842.20
  4. Step 4: Simplify right side
    62,137.12x = 2,901,894,197.16
  5. Step 5: Solve for x
    x = 2,901,894,197.16/62,137.12
  6. Step 6: Final answer
    x = 46,701.46

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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.