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Finding the Fourth Proportional to 109,532, 164,298 and 26,426

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Solution

The fourth proportional to 109,532, 164,298 and 26,426 is: 39,639

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,532 : 164,298 = 26,426 : x
  2. Step 2: Convert to fraction form
    109,532/164,298 = 26,426/x
  3. Step 3: Cross multiply
    109,532x = 164,298 × 26,426
  4. Step 4: Simplify right side
    109,532x = 4,341,738,948
  5. Step 5: Solve for x
    x = 4,341,738,948/109,532
  6. Step 6: Final answer
    x = 39,639

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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.