Home / 55,201.80-76,178.02-30,051.24

Finding the Fourth Proportional to 55,201.80, 76,178.02 and 30,051.24

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Solution

The fourth proportional to 55,201.80, 76,178.02 and 30,051.24 is: 41,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.80 : 76,178.02 = 30,051.24 : x
  2. Step 2: Convert to fraction form
    55,201.80/76,178.02 = 30,051.24/x
  3. Step 3: Cross multiply
    55,201.80x = 76,178.02 × 30,051.24
  4. Step 4: Simplify right side
    55,201.80x = 2,289,243,961.74
  5. Step 5: Solve for x
    x = 2,289,243,961.74/55,201.80
  6. Step 6: Final answer
    x = 41,470.46

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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.