Home / 109,553.45-164,330.17-26,447.45

Finding the Fourth Proportional to 109,553.45, 164,330.17 and 26,447.45

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Solution

The fourth proportional to 109,553.45, 164,330.17 and 26,447.45 is: 39,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,553.45 : 164,330.17 = 26,447.45 : x
  2. Step 2: Convert to fraction form
    109,553.45/164,330.17 = 26,447.45/x
  3. Step 3: Cross multiply
    109,553.45x = 164,330.17 × 26,447.45
  4. Step 4: Simplify right side
    109,553.45x = 4,346,113,066.80
  5. Step 5: Solve for x
    x = 4,346,113,066.80/109,553.45
  6. Step 6: Final answer
    x = 39,671.17

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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.