Home / 64,941.86-89,621.29-36,260.55

Finding the Fourth Proportional to 64,941.86, 89,621.29 and 36,260.55

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Solution

The fourth proportional to 64,941.86, 89,621.29 and 36,260.55 is: 50,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,941.86 : 89,621.29 = 36,260.55 : x
  2. Step 2: Convert to fraction form
    64,941.86/89,621.29 = 36,260.55/x
  3. Step 3: Cross multiply
    64,941.86x = 89,621.29 × 36,260.55
  4. Step 4: Simplify right side
    64,941.86x = 3,249,717,380.74
  5. Step 5: Solve for x
    x = 3,249,717,380.74/64,941.86
  6. Step 6: Final answer
    x = 50,040.41

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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.