Home / 94,578.23-141,449.07-84,121.67

Finding the Fourth Proportional to 94,578.23, 141,449.07 and 84,121.67

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Solution

The fourth proportional to 94,578.23, 141,449.07 and 84,121.67 is: 125,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,578.23 : 141,449.07 = 84,121.67 : x
  2. Step 2: Convert to fraction form
    94,578.23/141,449.07 = 84,121.67/x
  3. Step 3: Cross multiply
    94,578.23x = 141,449.07 × 84,121.67
  4. Step 4: Simplify right side
    94,578.23x = 11,898,931,988.35
  5. Step 5: Solve for x
    x = 11,898,931,988.35/94,578.23
  6. Step 6: Final answer
    x = 125,810.47

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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.