Home / 94,290.07-141,439.53-31,115.71

Finding the Fourth Proportional to 94,290.07, 141,439.53 and 31,115.71

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Solution

The fourth proportional to 94,290.07, 141,439.53 and 31,115.71 is: 46,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,290.07 : 141,439.53 = 31,115.71 : x
  2. Step 2: Convert to fraction form
    94,290.07/141,439.53 = 31,115.71/x
  3. Step 3: Cross multiply
    94,290.07x = 141,439.53 × 31,115.71
  4. Step 4: Simplify right side
    94,290.07x = 4,400,991,044.42
  5. Step 5: Solve for x
    x = 4,400,991,044.42/94,290.07
  6. Step 6: Final answer
    x = 46,675.02

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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.