Home / 109,412.14-164,118.20-26,306.14

Finding the Fourth Proportional to 109,412.14, 164,118.20 and 26,306.14

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Solution

The fourth proportional to 109,412.14, 164,118.20 and 26,306.14 is: 39,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,412.14 : 164,118.20 = 26,306.14 : x
  2. Step 2: Convert to fraction form
    109,412.14/164,118.20 = 26,306.14/x
  3. Step 3: Cross multiply
    109,412.14x = 164,118.20 × 26,306.14
  4. Step 4: Simplify right side
    109,412.14x = 4,317,316,345.75
  5. Step 5: Solve for x
    x = 4,317,316,345.75/109,412.14
  6. Step 6: Final answer
    x = 39,459.21

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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.