Home / 142,319.43-213,518.03-48,832.47

Finding the Fourth Proportional to 142,319.43, 213,518.03 and 48,832.47

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Solution

The fourth proportional to 142,319.43, 213,518.03 and 48,832.47 is: 73,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,319.43 : 213,518.03 = 48,832.47 : x
  2. Step 2: Convert to fraction form
    142,319.43/213,518.03 = 48,832.47/x
  3. Step 3: Cross multiply
    142,319.43x = 213,518.03 × 48,832.47
  4. Step 4: Simplify right side
    142,319.43x = 10,426,612,550.27
  5. Step 5: Solve for x
    x = 10,426,612,550.27/142,319.43
  6. Step 6: Final answer
    x = 73,262.05

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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.