Home / 109,682.76-164,529.99-34,808.70

Finding the Fourth Proportional to 109,682.76, 164,529.99 and 34,808.70

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Solution

The fourth proportional to 109,682.76, 164,529.99 and 34,808.70 is: 52,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,682.76 : 164,529.99 = 34,808.70 : x
  2. Step 2: Convert to fraction form
    109,682.76/164,529.99 = 34,808.70/x
  3. Step 3: Cross multiply
    109,682.76x = 164,529.99 × 34,808.70
  4. Step 4: Simplify right side
    109,682.76x = 5,727,075,062.91
  5. Step 5: Solve for x
    x = 5,727,075,062.91/109,682.76
  6. Step 6: Final answer
    x = 52,214.91

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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.