Home / 75,521.77-104,222.72-41,532.85

Finding the Fourth Proportional to 75,521.77, 104,222.72 and 41,532.85

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Solution

The fourth proportional to 75,521.77, 104,222.72 and 41,532.85 is: 57,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,521.77 : 104,222.72 = 41,532.85 : x
  2. Step 2: Convert to fraction form
    75,521.77/104,222.72 = 41,532.85/x
  3. Step 3: Cross multiply
    75,521.77x = 104,222.72 × 41,532.85
  4. Step 4: Simplify right side
    75,521.77x = 4,328,666,075.24
  5. Step 5: Solve for x
    x = 4,328,666,075.24/75,521.77
  6. Step 6: Final answer
    x = 57,316.80

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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.