Home / 94,715.21-141,972.84-31,518.33

Finding the Fourth Proportional to 94,715.21, 141,972.84 and 31,518.33

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Solution

The fourth proportional to 94,715.21, 141,972.84 and 31,518.33 is: 47,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,715.21 : 141,972.84 = 31,518.33 : x
  2. Step 2: Convert to fraction form
    94,715.21/141,972.84 = 31,518.33/x
  3. Step 3: Cross multiply
    94,715.21x = 141,972.84 × 31,518.33
  4. Step 4: Simplify right side
    94,715.21x = 4,474,746,822.16
  5. Step 5: Solve for x
    x = 4,474,746,822.16/94,715.21
  6. Step 6: Final answer
    x = 47,244.23

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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.