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Finding the Fourth Proportional to 64,003.95, 88,358.64 and 46,756.95

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Solution

The fourth proportional to 64,003.95, 88,358.64 and 46,756.95 is: 64,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,003.95 : 88,358.64 = 46,756.95 : x
  2. Step 2: Convert to fraction form
    64,003.95/88,358.64 = 46,756.95/x
  3. Step 3: Cross multiply
    64,003.95x = 88,358.64 × 46,756.95
  4. Step 4: Simplify right side
    64,003.95x = 4,131,380,512.55
  5. Step 5: Solve for x
    x = 4,131,380,512.55/64,003.95
  6. Step 6: Final answer
    x = 64,548.84

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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.