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Finding the Fourth Proportional to 64,093.84, 88,451.28 and 35,415.34

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Solution

The fourth proportional to 64,093.84, 88,451.28 and 35,415.34 is: 48,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,093.84 : 88,451.28 = 35,415.34 : x
  2. Step 2: Convert to fraction form
    64,093.84/88,451.28 = 35,415.34/x
  3. Step 3: Cross multiply
    64,093.84x = 88,451.28 × 35,415.34
  4. Step 4: Simplify right side
    64,093.84x = 3,132,532,154.64
  5. Step 5: Solve for x
    x = 3,132,532,154.64/64,093.84
  6. Step 6: Final answer
    x = 48,874.15

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1.5x scale

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.