Home / 56,321.52-77,720.61-32,118.93

Finding the Fourth Proportional to 56,321.52, 77,720.61 and 32,118.93

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Solution

The fourth proportional to 56,321.52, 77,720.61 and 32,118.93 is: 44,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,321.52 : 77,720.61 = 32,118.93 : x
  2. Step 2: Convert to fraction form
    56,321.52/77,720.61 = 32,118.93/x
  3. Step 3: Cross multiply
    56,321.52x = 77,720.61 × 32,118.93
  4. Step 4: Simplify right side
    56,321.52x = 2,496,302,832.15
  5. Step 5: Solve for x
    x = 2,496,302,832.15/56,321.52
  6. Step 6: Final answer
    x = 44,322.36

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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.