Home / 142,549.20-213,824.70-37,367.25

Finding the Fourth Proportional to 142,549.20, 213,824.70 and 37,367.25

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Solution

The fourth proportional to 142,549.20, 213,824.70 and 37,367.25 is: 56,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,549.20 : 213,824.70 = 37,367.25 : x
  2. Step 2: Convert to fraction form
    142,549.20/213,824.70 = 37,367.25/x
  3. Step 3: Cross multiply
    142,549.20x = 213,824.70 × 37,367.25
  4. Step 4: Simplify right side
    142,549.20x = 7,990,041,021.08
  5. Step 5: Solve for x
    x = 7,990,041,021.08/142,549.20
  6. Step 6: Final answer
    x = 56,051.11

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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.