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Finding the Fourth Proportional to 64,474.92, 88,984.08 and 36,182.16

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Solution

The fourth proportional to 64,474.92, 88,984.08 and 36,182.16 is: 49,936.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,474.92 : 88,984.08 = 36,182.16 : x
  2. Step 2: Convert to fraction form
    64,474.92/88,984.08 = 36,182.16/x
  3. Step 3: Cross multiply
    64,474.92x = 88,984.08 × 36,182.16
  4. Step 4: Simplify right side
    64,474.92x = 3,219,636,220.01
  5. Step 5: Solve for x
    x = 3,219,636,220.01/64,474.92
  6. Step 6: Final answer
    x = 49,936.26

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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.