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Finding the Fourth Proportional to 64,476.40, 88,972.98 and 35,793.82

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Solution

The fourth proportional to 64,476.40, 88,972.98 and 35,793.82 is: 49,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,476.40 : 88,972.98 = 35,793.82 : x
  2. Step 2: Convert to fraction form
    64,476.40/88,972.98 = 35,793.82/x
  3. Step 3: Cross multiply
    64,476.40x = 88,972.98 × 35,793.82
  4. Step 4: Simplify right side
    64,476.40x = 3,184,682,830.98
  5. Step 5: Solve for x
    x = 3,184,682,830.98/64,476.40
  6. Step 6: Final answer
    x = 49,393.00

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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.