Home / 56,716.08-78,218.91-36,566.52

Finding the Fourth Proportional to 56,716.08, 78,218.91 and 36,566.52

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Solution

The fourth proportional to 56,716.08, 78,218.91 and 36,566.52 is: 50,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716.08 : 78,218.91 = 36,566.52 : x
  2. Step 2: Convert to fraction form
    56,716.08/78,218.91 = 36,566.52/x
  3. Step 3: Cross multiply
    56,716.08x = 78,218.91 × 36,566.52
  4. Step 4: Simplify right side
    56,716.08x = 2,860,193,336.89
  5. Step 5: Solve for x
    x = 2,860,193,336.89/56,716.08
  6. Step 6: Final answer
    x = 50,430.03

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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.