Home / 142,967.19-214,452.62-37,785.26

Finding the Fourth Proportional to 142,967.19, 214,452.62 and 37,785.26

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Solution

The fourth proportional to 142,967.19, 214,452.62 and 37,785.26 is: 56,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,967.19 : 214,452.62 = 37,785.26 : x
  2. Step 2: Convert to fraction form
    142,967.19/214,452.62 = 37,785.26/x
  3. Step 3: Cross multiply
    142,967.19x = 214,452.62 × 37,785.26
  4. Step 4: Simplify right side
    142,967.19x = 8,103,146,743.19
  5. Step 5: Solve for x
    x = 8,103,146,743.19/142,967.19
  6. Step 6: Final answer
    x = 56,678.37

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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.