Home / 142,456.59-213,678.95-37,273.23

Finding the Fourth Proportional to 142,456.59, 213,678.95 and 37,273.23

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Solution

The fourth proportional to 142,456.59, 213,678.95 and 37,273.23 is: 55,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,456.59 : 213,678.95 = 37,273.23 : x
  2. Step 2: Convert to fraction form
    142,456.59/213,678.95 = 37,273.23/x
  3. Step 3: Cross multiply
    142,456.59x = 213,678.95 × 37,273.23
  4. Step 4: Simplify right side
    142,456.59x = 7,964,504,463.14
  5. Step 5: Solve for x
    x = 7,964,504,463.14/142,456.59
  6. Step 6: Final answer
    x = 55,908.29

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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.