Home / 63,418.86-87,518.67-38,263.50

Finding the Fourth Proportional to 63,418.86, 87,518.67 and 38,263.50

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Solution

The fourth proportional to 63,418.86, 87,518.67 and 38,263.50 is: 52,804.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.86 : 87,518.67 = 38,263.50 : x
  2. Step 2: Convert to fraction form
    63,418.86/87,518.67 = 38,263.50/x
  3. Step 3: Cross multiply
    63,418.86x = 87,518.67 × 38,263.50
  4. Step 4: Simplify right side
    63,418.86x = 3,348,770,629.55
  5. Step 5: Solve for x
    x = 3,348,770,629.55/63,418.86
  6. Step 6: Final answer
    x = 52,804.02

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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.