Home / 75,950.67-113,848.25-31,603.17

Finding the Fourth Proportional to 75,950.67, 113,848.25 and 31,603.17

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Solution

The fourth proportional to 75,950.67, 113,848.25 and 31,603.17 is: 47,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,950.67 : 113,848.25 = 31,603.17 : x
  2. Step 2: Convert to fraction form
    75,950.67/113,848.25 = 31,603.17/x
  3. Step 3: Cross multiply
    75,950.67x = 113,848.25 × 31,603.17
  4. Step 4: Simplify right side
    75,950.67x = 3,597,965,867.87
  5. Step 5: Solve for x
    x = 3,597,965,867.87/75,950.67
  6. Step 6: Final answer
    x = 47,372.40

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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.