Home / 234,088.02-351,168.48-76,279.86

Finding the Fourth Proportional to 234,088.02, 351,168.48 and 76,279.86

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Solution

The fourth proportional to 234,088.02, 351,168.48 and 76,279.86 is: 114,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,088.02 : 351,168.48 = 76,279.86 : x
  2. Step 2: Convert to fraction form
    234,088.02/351,168.48 = 76,279.86/x
  3. Step 3: Cross multiply
    234,088.02x = 351,168.48 × 76,279.86
  4. Step 4: Simplify right side
    234,088.02x = 26,787,082,490.81
  5. Step 5: Solve for x
    x = 26,787,082,490.81/234,088.02
  6. Step 6: Final answer
    x = 114,431.67

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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.