Home / 142,244.44-213,319.76-47,448.50

Finding the Fourth Proportional to 142,244.44, 213,319.76 and 47,448.50

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Solution

The fourth proportional to 142,244.44, 213,319.76 and 47,448.50 is: 71,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,244.44 : 213,319.76 = 47,448.50 : x
  2. Step 2: Convert to fraction form
    142,244.44/213,319.76 = 47,448.50/x
  3. Step 3: Cross multiply
    142,244.44x = 213,319.76 × 47,448.50
  4. Step 4: Simplify right side
    142,244.44x = 10,121,702,617.41
  5. Step 5: Solve for x
    x = 10,121,702,617.41/142,244.44
  6. Step 6: Final answer
    x = 71,157.11

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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.