Home / 75,036.88-103,571.31-46,352.10

Finding the Fourth Proportional to 75,036.88, 103,571.31 and 46,352.10

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Solution

The fourth proportional to 75,036.88, 103,571.31 and 46,352.10 is: 63,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.88 : 103,571.31 = 46,352.10 : x
  2. Step 2: Convert to fraction form
    75,036.88/103,571.31 = 46,352.10/x
  3. Step 3: Cross multiply
    75,036.88x = 103,571.31 × 46,352.10
  4. Step 4: Simplify right side
    75,036.88x = 4,800,747,437.14
  5. Step 5: Solve for x
    x = 4,800,747,437.14/75,036.88
  6. Step 6: Final answer
    x = 63,978.50

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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.