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Finding the Fourth Proportional to 74,805.53, 112,145.47 and 32,653.54

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Solution

The fourth proportional to 74,805.53, 112,145.47 and 32,653.54 is: 48,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,805.53 : 112,145.47 = 32,653.54 : x
  2. Step 2: Convert to fraction form
    74,805.53/112,145.47 = 32,653.54/x
  3. Step 3: Cross multiply
    74,805.53x = 112,145.47 × 32,653.54
  4. Step 4: Simplify right side
    74,805.53x = 3,661,946,590.46
  5. Step 5: Solve for x
    x = 3,661,946,590.46/74,805.53
  6. Step 6: Final answer
    x = 48,952.89

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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.