Home / 64,302.56-96,376.08-33,120.80

Finding the Fourth Proportional to 64,302.56, 96,376.08 and 33,120.80

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Solution

The fourth proportional to 64,302.56, 96,376.08 and 33,120.80 is: 49,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,302.56 : 96,376.08 = 33,120.80 : x
  2. Step 2: Convert to fraction form
    64,302.56/96,376.08 = 33,120.80/x
  3. Step 3: Cross multiply
    64,302.56x = 96,376.08 × 33,120.80
  4. Step 4: Simplify right side
    64,302.56x = 3,192,052,870.46
  5. Step 5: Solve for x
    x = 3,192,052,870.46/64,302.56
  6. Step 6: Final answer
    x = 49,641.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.