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Finding the Fourth Proportional to 64,045.92, 88,376.54 and 37,183.39

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Solution

The fourth proportional to 64,045.92, 88,376.54 and 37,183.39 is: 51,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,045.92 : 88,376.54 = 37,183.39 : x
  2. Step 2: Convert to fraction form
    64,045.92/88,376.54 = 37,183.39/x
  3. Step 3: Cross multiply
    64,045.92x = 88,376.54 × 37,183.39
  4. Step 4: Simplify right side
    64,045.92x = 3,286,138,946.81
  5. Step 5: Solve for x
    x = 3,286,138,946.81/64,045.92
  6. Step 6: Final answer
    x = 51,309.10

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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.