Home / 109,605.84-164,421.72-34,729.44

Finding the Fourth Proportional to 109,605.84, 164,421.72 and 34,729.44

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Solution

The fourth proportional to 109,605.84, 164,421.72 and 34,729.44 is: 52,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,605.84 : 164,421.72 = 34,729.44 : x
  2. Step 2: Convert to fraction form
    109,605.84/164,421.72 = 34,729.44/x
  3. Step 3: Cross multiply
    109,605.84x = 164,421.72 × 34,729.44
  4. Step 4: Simplify right side
    109,605.84x = 5,710,274,259.44
  5. Step 5: Solve for x
    x = 5,710,274,259.44/109,605.84
  6. Step 6: Final answer
    x = 52,098.27

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1.5x scale

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.