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Finding the Fourth Proportional to 74,864.94, 112,297.53 and 22,274.94

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Solution

The fourth proportional to 74,864.94, 112,297.53 and 22,274.94 is: 33,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,864.94 : 112,297.53 = 22,274.94 : x
  2. Step 2: Convert to fraction form
    74,864.94/112,297.53 = 22,274.94/x
  3. Step 3: Cross multiply
    74,864.94x = 112,297.53 × 22,274.94
  4. Step 4: Simplify right side
    74,864.94x = 2,501,420,742.90
  5. Step 5: Solve for x
    x = 2,501,420,742.90/74,864.94
  6. Step 6: Final answer
    x = 33,412.45

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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.