Home / 94,906.32-142,312.52-31,704.76

Finding the Fourth Proportional to 94,906.32, 142,312.52 and 31,704.76

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Solution

The fourth proportional to 94,906.32, 142,312.52 and 31,704.76 is: 47,541.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,906.32 : 142,312.52 = 31,704.76 : x
  2. Step 2: Convert to fraction form
    94,906.32/142,312.52 = 31,704.76/x
  3. Step 3: Cross multiply
    94,906.32x = 142,312.52 × 31,704.76
  4. Step 4: Simplify right side
    94,906.32x = 4,511,984,291.60
  5. Step 5: Solve for x
    x = 4,511,984,291.60/94,906.32
  6. Step 6: Final answer
    x = 47,541.45

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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.