Home / 109,557.13-164,335.70-26,451.13

Finding the Fourth Proportional to 109,557.13, 164,335.70 and 26,451.13

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Solution

The fourth proportional to 109,557.13, 164,335.70 and 26,451.13 is: 39,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,557.13 : 164,335.70 = 26,451.13 : x
  2. Step 2: Convert to fraction form
    109,557.13/164,335.70 = 26,451.13/x
  3. Step 3: Cross multiply
    109,557.13x = 164,335.70 × 26,451.13
  4. Step 4: Simplify right side
    109,557.13x = 4,346,864,964.34
  5. Step 5: Solve for x
    x = 4,346,864,964.34/109,557.13
  6. Step 6: Final answer
    x = 39,676.70

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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.