Home / 61,415.11-92,122.68-33,888.07

Finding the Fourth Proportional to 61,415.11, 92,122.68 and 33,888.07

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Solution

The fourth proportional to 61,415.11, 92,122.68 and 33,888.07 is: 50,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,415.11 : 92,122.68 = 33,888.07 : x
  2. Step 2: Convert to fraction form
    61,415.11/92,122.68 = 33,888.07/x
  3. Step 3: Cross multiply
    61,415.11x = 92,122.68 × 33,888.07
  4. Step 4: Simplify right side
    61,415.11x = 3,121,859,828.43
  5. Step 5: Solve for x
    x = 3,121,859,828.43/61,415.11
  6. Step 6: Final answer
    x = 50,832.11

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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.