Home / 67,802.64-93,572.18-39,127.44

Finding the Fourth Proportional to 67,802.64, 93,572.18 and 39,127.44

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Solution

The fourth proportional to 67,802.64, 93,572.18 and 39,127.44 is: 53,998.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,802.64 : 93,572.18 = 39,127.44 : x
  2. Step 2: Convert to fraction form
    67,802.64/93,572.18 = 39,127.44/x
  3. Step 3: Cross multiply
    67,802.64x = 93,572.18 × 39,127.44
  4. Step 4: Simplify right side
    67,802.64x = 3,661,239,858.62
  5. Step 5: Solve for x
    x = 3,661,239,858.62/67,802.64
  6. Step 6: Final answer
    x = 53,998.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.