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Finding the Fourth Proportional to 109,713.69, 164,570.55 and 26,607.69

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Solution

The fourth proportional to 109,713.69, 164,570.55 and 26,607.69 is: 39,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,713.69 : 164,570.55 = 26,607.69 : x
  2. Step 2: Convert to fraction form
    109,713.69/164,570.55 = 26,607.69/x
  3. Step 3: Cross multiply
    109,713.69x = 164,570.55 × 26,607.69
  4. Step 4: Simplify right side
    109,713.69x = 4,378,842,177.53
  5. Step 5: Solve for x
    x = 4,378,842,177.53/109,713.69
  6. Step 6: Final answer
    x = 39,911.54

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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.