Home / 109,254.42-163,893.38-34,376.81

Finding the Fourth Proportional to 109,254.42, 163,893.38 and 34,376.81

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Solution

The fourth proportional to 109,254.42, 163,893.38 and 34,376.81 is: 51,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,254.42 : 163,893.38 = 34,376.81 : x
  2. Step 2: Convert to fraction form
    109,254.42/163,893.38 = 34,376.81/x
  3. Step 3: Cross multiply
    109,254.42x = 163,893.38 × 34,376.81
  4. Step 4: Simplify right side
    109,254.42x = 5,634,130,593.17
  5. Step 5: Solve for x
    x = 5,634,130,593.17/109,254.42
  6. Step 6: Final answer
    x = 51,568.90

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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.