Home / 142,407.45-213,623.33-37,226.25

Finding the Fourth Proportional to 142,407.45, 213,623.33 and 37,226.25

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Solution

The fourth proportional to 142,407.45, 213,623.33 and 37,226.25 is: 55,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,407.45 : 213,623.33 = 37,226.25 : x
  2. Step 2: Convert to fraction form
    142,407.45/213,623.33 = 37,226.25/x
  3. Step 3: Cross multiply
    142,407.45x = 213,623.33 × 37,226.25
  4. Step 4: Simplify right side
    142,407.45x = 7,952,395,302.28
  5. Step 5: Solve for x
    x = 7,952,395,302.28/142,407.45
  6. Step 6: Final answer
    x = 55,842.55

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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.