Home / 375,323.20-563,021.76-109,086.04

Finding the Fourth Proportional to 375,323.20, 563,021.76 and 109,086.04

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Solution

The fourth proportional to 375,323.20, 563,021.76 and 109,086.04 is: 163,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,323.20 : 563,021.76 = 109,086.04 : x
  2. Step 2: Convert to fraction form
    375,323.20/563,021.76 = 109,086.04/x
  3. Step 3: Cross multiply
    375,323.20x = 563,021.76 × 109,086.04
  4. Step 4: Simplify right side
    375,323.20x = 61,417,814,232.23
  5. Step 5: Solve for x
    x = 61,417,814,232.23/375,323.20
  6. Step 6: Final answer
    x = 163,639.80

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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.