Home / 56,143.20-77,480.52-32,272.08

Finding the Fourth Proportional to 56,143.20, 77,480.52 and 32,272.08

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Solution

The fourth proportional to 56,143.20, 77,480.52 and 32,272.08 is: 44,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.20 : 77,480.52 = 32,272.08 : x
  2. Step 2: Convert to fraction form
    56,143.20/77,480.52 = 32,272.08/x
  3. Step 3: Cross multiply
    56,143.20x = 77,480.52 × 32,272.08
  4. Step 4: Simplify right side
    56,143.20x = 2,500,457,539.88
  5. Step 5: Solve for x
    x = 2,500,457,539.88/56,143.20
  6. Step 6: Final answer
    x = 44,537.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.