Home / 109,465.35-164,121.66-56,053.55

Finding the Fourth Proportional to 109,465.35, 164,121.66 and 56,053.55

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Solution

The fourth proportional to 109,465.35, 164,121.66 and 56,053.55 is: 84,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,465.35 : 164,121.66 = 56,053.55 : x
  2. Step 2: Convert to fraction form
    109,465.35/164,121.66 = 56,053.55/x
  3. Step 3: Cross multiply
    109,465.35x = 164,121.66 × 56,053.55
  4. Step 4: Simplify right side
    109,465.35x = 9,199,600,854.28
  5. Step 5: Solve for x
    x = 9,199,600,854.28/109,465.35
  6. Step 6: Final answer
    x = 84,041.21

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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.