Home / 109,210.48-163,815.60-34,337.17

Finding the Fourth Proportional to 109,210.48, 163,815.60 and 34,337.17

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Solution

The fourth proportional to 109,210.48, 163,815.60 and 34,337.17 is: 51,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,210.48 : 163,815.60 = 34,337.17 : x
  2. Step 2: Convert to fraction form
    109,210.48/163,815.60 = 34,337.17/x
  3. Step 3: Cross multiply
    109,210.48x = 163,815.60 × 34,337.17
  4. Step 4: Simplify right side
    109,210.48x = 5,624,964,105.85
  5. Step 5: Solve for x
    x = 5,624,964,105.85/109,210.48
  6. Step 6: Final answer
    x = 51,505.72

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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.