Home / 109,664.26-164,463.28-57,045.04

Finding the Fourth Proportional to 109,664.26, 164,463.28 and 57,045.04

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Solution

The fourth proportional to 109,664.26, 164,463.28 and 57,045.04 is: 85,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,664.26 : 164,463.28 = 57,045.04 : x
  2. Step 2: Convert to fraction form
    109,664.26/164,463.28 = 57,045.04/x
  3. Step 3: Cross multiply
    109,664.26x = 164,463.28 × 57,045.04
  4. Step 4: Simplify right side
    109,664.26x = 9,381,814,386.13
  5. Step 5: Solve for x
    x = 9,381,814,386.13/109,664.26
  6. Step 6: Final answer
    x = 85,550.34

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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.