Home / 75,303.79-112,882.25-35,850.31

Finding the Fourth Proportional to 75,303.79, 112,882.25 and 35,850.31

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Solution

The fourth proportional to 75,303.79, 112,882.25 and 35,850.31 is: 53,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,303.79 : 112,882.25 = 35,850.31 : x
  2. Step 2: Convert to fraction form
    75,303.79/112,882.25 = 35,850.31/x
  3. Step 3: Cross multiply
    75,303.79x = 112,882.25 × 35,850.31
  4. Step 4: Simplify right side
    75,303.79x = 4,046,863,476.75
  5. Step 5: Solve for x
    x = 4,046,863,476.75/75,303.79
  6. Step 6: Final answer
    x = 53,740.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.