Home / 94,755.78-142,148.28-31,554.24

Finding the Fourth Proportional to 94,755.78, 142,148.28 and 31,554.24

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Solution

The fourth proportional to 94,755.78, 142,148.28 and 31,554.24 is: 47,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,755.78 : 142,148.28 = 31,554.24 : x
  2. Step 2: Convert to fraction form
    94,755.78/142,148.28 = 31,554.24/x
  3. Step 3: Cross multiply
    94,755.78x = 142,148.28 × 31,554.24
  4. Step 4: Simplify right side
    94,755.78x = 4,485,380,942.71
  5. Step 5: Solve for x
    x = 4,485,380,942.71/94,755.78
  6. Step 6: Final answer
    x = 47,336.23

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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.