Home / 94,630.12-141,956.14-31,455.88

Finding the Fourth Proportional to 94,630.12, 141,956.14 and 31,455.88

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Solution

The fourth proportional to 94,630.12, 141,956.14 and 31,455.88 is: 47,187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,630.12 : 141,956.14 = 31,455.88 : x
  2. Step 2: Convert to fraction form
    94,630.12/141,956.14 = 31,455.88/x
  3. Step 3: Cross multiply
    94,630.12x = 141,956.14 × 31,455.88
  4. Step 4: Simplify right side
    94,630.12x = 4,465,355,305.10
  5. Step 5: Solve for x
    x = 4,465,355,305.10/94,630.12
  6. Step 6: Final answer
    x = 47,187.46

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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.