Home / 142,470.36-213,705.54-37,298.34

Finding the Fourth Proportional to 142,470.36, 213,705.54 and 37,298.34

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Solution

The fourth proportional to 142,470.36, 213,705.54 and 37,298.34 is: 55,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,470.36 : 213,705.54 = 37,298.34 : x
  2. Step 2: Convert to fraction form
    142,470.36/213,705.54 = 37,298.34/x
  3. Step 3: Cross multiply
    142,470.36x = 213,705.54 × 37,298.34
  4. Step 4: Simplify right side
    142,470.36x = 7,970,861,890.80
  5. Step 5: Solve for x
    x = 7,970,861,890.80/142,470.36
  6. Step 6: Final answer
    x = 55,947.51

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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.