Home / 60,078.08-82,904.39-33,218.99

Finding the Fourth Proportional to 60,078.08, 82,904.39 and 33,218.99

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Solution

The fourth proportional to 60,078.08, 82,904.39 and 33,218.99 is: 45,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,078.08 : 82,904.39 = 33,218.99 : x
  2. Step 2: Convert to fraction form
    60,078.08/82,904.39 = 33,218.99/x
  3. Step 3: Cross multiply
    60,078.08x = 82,904.39 × 33,218.99
  4. Step 4: Simplify right side
    60,078.08x = 2,754,000,102.37
  5. Step 5: Solve for x
    x = 2,754,000,102.37/60,078.08
  6. Step 6: Final answer
    x = 45,840.35

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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.