Home / 112,814.62-169,043.91-41,639.29

Finding the Fourth Proportional to 112,814.62, 169,043.91 and 41,639.29

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Solution

The fourth proportional to 112,814.62, 169,043.91 and 41,639.29 is: 62,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,814.62 : 169,043.91 = 41,639.29 : x
  2. Step 2: Convert to fraction form
    112,814.62/169,043.91 = 41,639.29/x
  3. Step 3: Cross multiply
    112,814.62x = 169,043.91 × 41,639.29
  4. Step 4: Simplify right side
    112,814.62x = 7,038,868,391.22
  5. Step 5: Solve for x
    x = 7,038,868,391.22/112,814.62
  6. Step 6: Final answer
    x = 62,393.23

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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.