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Finding the Fourth Proportional to 64,267.25, 88,680.49 and 35,972.93

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Solution

The fourth proportional to 64,267.25, 88,680.49 and 35,972.93 is: 49,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,267.25 : 88,680.49 = 35,972.93 : x
  2. Step 2: Convert to fraction form
    64,267.25/88,680.49 = 35,972.93/x
  3. Step 3: Cross multiply
    64,267.25x = 88,680.49 × 35,972.93
  4. Step 4: Simplify right side
    64,267.25x = 3,190,097,190.90
  5. Step 5: Solve for x
    x = 3,190,097,190.90/64,267.25
  6. Step 6: Final answer
    x = 49,638.00

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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.