Home / 109,052.77-163,579.21-34,178.75

Finding the Fourth Proportional to 109,052.77, 163,579.21 and 34,178.75

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Solution

The fourth proportional to 109,052.77, 163,579.21 and 34,178.75 is: 51,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,052.77 : 163,579.21 = 34,178.75 : x
  2. Step 2: Convert to fraction form
    109,052.77/163,579.21 = 34,178.75/x
  3. Step 3: Cross multiply
    109,052.77x = 163,579.21 × 34,178.75
  4. Step 4: Simplify right side
    109,052.77x = 5,590,931,935.00
  5. Step 5: Solve for x
    x = 5,590,931,935.00/109,052.77
  6. Step 6: Final answer
    x = 51,268.13

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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.