Home / 112,814.71-169,044.04-41,639.38

Finding the Fourth Proportional to 112,814.71, 169,044.04 and 41,639.38

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Solution

The fourth proportional to 112,814.71, 169,044.04 and 41,639.38 is: 62,393.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,814.71 : 169,044.04 = 41,639.38 : x
  2. Step 2: Convert to fraction form
    112,814.71/169,044.04 = 41,639.38/x
  3. Step 3: Cross multiply
    112,814.71x = 169,044.04 × 41,639.38
  4. Step 4: Simplify right side
    112,814.71x = 7,038,889,018.30
  5. Step 5: Solve for x
    x = 7,038,889,018.30/112,814.71
  6. Step 6: Final answer
    x = 62,393.36

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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.