Home / 109,254.40-163,932.62-56,635.18

Finding the Fourth Proportional to 109,254.40, 163,932.62 and 56,635.18

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Solution

The fourth proportional to 109,254.40, 163,932.62 and 56,635.18 is: 84,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,254.40 : 163,932.62 = 56,635.18 : x
  2. Step 2: Convert to fraction form
    109,254.40/163,932.62 = 56,635.18/x
  3. Step 3: Cross multiply
    109,254.40x = 163,932.62 × 56,635.18
  4. Step 4: Simplify right side
    109,254.40x = 9,284,353,441.57
  5. Step 5: Solve for x
    x = 9,284,353,441.57/109,254.40
  6. Step 6: Final answer
    x = 84,979.22

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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.