Home / 54,860.50-75,750.27-42,093.40

Finding the Fourth Proportional to 54,860.50, 75,750.27 and 42,093.40

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Solution

The fourth proportional to 54,860.50, 75,750.27 and 42,093.40 is: 58,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860.50 : 75,750.27 = 42,093.40 : x
  2. Step 2: Convert to fraction form
    54,860.50/75,750.27 = 42,093.40/x
  3. Step 3: Cross multiply
    54,860.50x = 75,750.27 × 42,093.40
  4. Step 4: Simplify right side
    54,860.50x = 3,188,586,415.22
  5. Step 5: Solve for x
    x = 3,188,586,415.22/54,860.50
  6. Step 6: Final answer
    x = 58,121.72

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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.