Home / 233,128.20-349,836.30-92,872.20

Finding the Fourth Proportional to 233,128.20, 349,836.30 and 92,872.20

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Solution

The fourth proportional to 233,128.20, 349,836.30 and 92,872.20 is: 139,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,128.20 : 349,836.30 = 92,872.20 : x
  2. Step 2: Convert to fraction form
    233,128.20/349,836.30 = 92,872.20/x
  3. Step 3: Cross multiply
    233,128.20x = 349,836.30 × 92,872.20
  4. Step 4: Simplify right side
    233,128.20x = 32,490,066,820.86
  5. Step 5: Solve for x
    x = 32,490,066,820.86/233,128.20
  6. Step 6: Final answer
    x = 139,365.67

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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.