Home / 94,652.15-141,924.96-31,438.43

Finding the Fourth Proportional to 94,652.15, 141,924.96 and 31,438.43

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Solution

The fourth proportional to 94,652.15, 141,924.96 and 31,438.43 is: 47,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,652.15 : 141,924.96 = 31,438.43 : x
  2. Step 2: Convert to fraction form
    94,652.15/141,924.96 = 31,438.43/x
  3. Step 3: Cross multiply
    94,652.15x = 141,924.96 × 31,438.43
  4. Step 4: Simplify right side
    94,652.15x = 4,461,897,742.81
  5. Step 5: Solve for x
    x = 4,461,897,742.81/94,652.15
  6. Step 6: Final answer
    x = 47,139.95

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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.