Home / 109,067.66-163,688.98-56,492.18

Finding the Fourth Proportional to 109,067.66, 163,688.98 and 56,492.18

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Solution

The fourth proportional to 109,067.66, 163,688.98 and 56,492.18 is: 84,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,067.66 : 163,688.98 = 56,492.18 : x
  2. Step 2: Convert to fraction form
    109,067.66/163,688.98 = 56,492.18/x
  3. Step 3: Cross multiply
    109,067.66x = 163,688.98 × 56,492.18
  4. Step 4: Simplify right side
    109,067.66x = 9,247,147,322.18
  5. Step 5: Solve for x
    x = 9,247,147,322.18/109,067.66
  6. Step 6: Final answer
    x = 84,783.59

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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.