Home / 177,038.97-265,669.18-71,857.94

Finding the Fourth Proportional to 177,038.97, 265,669.18 and 71,857.94

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Solution

The fourth proportional to 177,038.97, 265,669.18 and 71,857.94 is: 107,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,038.97 : 265,669.18 = 71,857.94 : x
  2. Step 2: Convert to fraction form
    177,038.97/265,669.18 = 71,857.94/x
  3. Step 3: Cross multiply
    177,038.97x = 265,669.18 × 71,857.94
  4. Step 4: Simplify right side
    177,038.97x = 19,090,439,982.69
  5. Step 5: Solve for x
    x = 19,090,439,982.69/177,038.97
  6. Step 6: Final answer
    x = 107,831.85

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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.