Home / 142,392.36-213,600.84-37,211.28

Finding the Fourth Proportional to 142,392.36, 213,600.84 and 37,211.28

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Solution

The fourth proportional to 142,392.36, 213,600.84 and 37,211.28 is: 55,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,392.36 : 213,600.84 = 37,211.28 : x
  2. Step 2: Convert to fraction form
    142,392.36/213,600.84 = 37,211.28/x
  3. Step 3: Cross multiply
    142,392.36x = 213,600.84 × 37,211.28
  4. Step 4: Simplify right side
    142,392.36x = 7,948,360,665.48
  5. Step 5: Solve for x
    x = 7,948,360,665.48/142,392.36
  6. Step 6: Final answer
    x = 55,820.13

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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.