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Finding the Fourth Proportional to 73,767.71, 110,594.84 and 38,190.89

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Solution

The fourth proportional to 73,767.71, 110,594.84 and 38,190.89 is: 57,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,767.71 : 110,594.84 = 38,190.89 : x
  2. Step 2: Convert to fraction form
    73,767.71/110,594.84 = 38,190.89/x
  3. Step 3: Cross multiply
    73,767.71x = 110,594.84 × 38,190.89
  4. Step 4: Simplify right side
    73,767.71x = 4,223,714,911.51
  5. Step 5: Solve for x
    x = 4,223,714,911.51/73,767.71
  6. Step 6: Final answer
    x = 57,256.97

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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.