Home / 109,111.36-163,465.44-56,464.96

Finding the Fourth Proportional to 109,111.36, 163,465.44 and 56,464.96

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Solution

The fourth proportional to 109,111.36, 163,465.44 and 56,464.96 is: 84,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,111.36 : 163,465.44 = 56,464.96 : x
  2. Step 2: Convert to fraction form
    109,111.36/163,465.44 = 56,464.96/x
  3. Step 3: Cross multiply
    109,111.36x = 163,465.44 × 56,464.96
  4. Step 4: Simplify right side
    109,111.36x = 9,230,069,530.98
  5. Step 5: Solve for x
    x = 9,230,069,530.98/109,111.36
  6. Step 6: Final answer
    x = 84,593.11

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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.