Home / 189,375.98-284,061.14-88,117.32

Finding the Fourth Proportional to 189,375.98, 284,061.14 and 88,117.32

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Solution

The fourth proportional to 189,375.98, 284,061.14 and 88,117.32 is: 132,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,375.98 : 284,061.14 = 88,117.32 : x
  2. Step 2: Convert to fraction form
    189,375.98/284,061.14 = 88,117.32/x
  3. Step 3: Cross multiply
    189,375.98x = 284,061.14 × 88,117.32
  4. Step 4: Simplify right side
    189,375.98x = 25,030,707,651.67
  5. Step 5: Solve for x
    x = 25,030,707,651.67/189,375.98
  6. Step 6: Final answer
    x = 132,174.67

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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.