Home / 142,964.19-214,448.11-37,782.25

Finding the Fourth Proportional to 142,964.19, 214,448.11 and 37,782.25

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Solution

The fourth proportional to 142,964.19, 214,448.11 and 37,782.25 is: 56,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,964.19 : 214,448.11 = 37,782.25 : x
  2. Step 2: Convert to fraction form
    142,964.19/214,448.11 = 37,782.25/x
  3. Step 3: Cross multiply
    142,964.19x = 214,448.11 × 37,782.25
  4. Step 4: Simplify right side
    142,964.19x = 8,102,331,473.47
  5. Step 5: Solve for x
    x = 8,102,331,473.47/142,964.19
  6. Step 6: Final answer
    x = 56,673.85

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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.