Home / 61,685.24-85,125.62-33,390.92

Finding the Fourth Proportional to 61,685.24, 85,125.62 and 33,390.92

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Solution

The fourth proportional to 61,685.24, 85,125.62 and 33,390.92 is: 46,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,685.24 : 85,125.62 = 33,390.92 : x
  2. Step 2: Convert to fraction form
    61,685.24/85,125.62 = 33,390.92/x
  3. Step 3: Cross multiply
    61,685.24x = 85,125.62 × 33,390.92
  4. Step 4: Simplify right side
    61,685.24x = 2,842,422,767.37
  5. Step 5: Solve for x
    x = 2,842,422,767.37/61,685.24
  6. Step 6: Final answer
    x = 46,079.46

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Double scale
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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.