Home / 109,535.25-164,302.89-26,429.25

Finding the Fourth Proportional to 109,535.25, 164,302.89 and 26,429.25

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Solution

The fourth proportional to 109,535.25, 164,302.89 and 26,429.25 is: 39,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,535.25 : 164,302.89 = 26,429.25 : x
  2. Step 2: Convert to fraction form
    109,535.25/164,302.89 = 26,429.25/x
  3. Step 3: Cross multiply
    109,535.25x = 164,302.89 × 26,429.25
  4. Step 4: Simplify right side
    109,535.25x = 4,342,402,155.53
  5. Step 5: Solve for x
    x = 4,342,402,155.53/109,535.25
  6. Step 6: Final answer
    x = 39,643.88

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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.