Home / 124,053.49-186,141.63-49,171.96

Finding the Fourth Proportional to 124,053.49, 186,141.63 and 49,171.96

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Solution

The fourth proportional to 124,053.49, 186,141.63 and 49,171.96 is: 73,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,053.49 : 186,141.63 = 49,171.96 : x
  2. Step 2: Convert to fraction form
    124,053.49/186,141.63 = 49,171.96/x
  3. Step 3: Cross multiply
    124,053.49x = 186,141.63 × 49,171.96
  4. Step 4: Simplify right side
    124,053.49x = 9,152,948,784.69
  5. Step 5: Solve for x
    x = 9,152,948,784.69/124,053.49
  6. Step 6: Final answer
    x = 73,782.28

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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.