Home / 55,185.80-76,156.02-30,035.24

Finding the Fourth Proportional to 55,185.80, 76,156.02 and 30,035.24

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Solution

The fourth proportional to 55,185.80, 76,156.02 and 30,035.24 is: 41,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,185.80 : 76,156.02 = 30,035.24 : x
  2. Step 2: Convert to fraction form
    55,185.80/76,156.02 = 30,035.24/x
  3. Step 3: Cross multiply
    55,185.80x = 76,156.02 × 30,035.24
  4. Step 4: Simplify right side
    55,185.80x = 2,287,364,338.14
  5. Step 5: Solve for x
    x = 2,287,364,338.14/55,185.80
  6. Step 6: Final answer
    x = 41,448.42

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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.