Home / 359,022.10-538,533.15-106,311.70

Finding the Fourth Proportional to 359,022.10, 538,533.15 and 106,311.70

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Solution

The fourth proportional to 359,022.10, 538,533.15 and 106,311.70 is: 159,467.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,022.10 : 538,533.15 = 106,311.70 : x
  2. Step 2: Convert to fraction form
    359,022.10/538,533.15 = 106,311.70/x
  3. Step 3: Cross multiply
    359,022.10x = 538,533.15 × 106,311.70
  4. Step 4: Simplify right side
    359,022.10x = 57,252,374,682.86
  5. Step 5: Solve for x
    x = 57,252,374,682.86/359,022.10
  6. Step 6: Final answer
    x = 159,467.55

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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.