Home / 168,336.21-232,611.89-160,135.77

Finding the Fourth Proportional to 168,336.21, 232,611.89 and 160,135.77

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Solution

The fourth proportional to 168,336.21, 232,611.89 and 160,135.77 is: 221,280.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,336.21 : 232,611.89 = 160,135.77 : x
  2. Step 2: Convert to fraction form
    168,336.21/232,611.89 = 160,135.77/x
  3. Step 3: Cross multiply
    168,336.21x = 232,611.89 × 160,135.77
  4. Step 4: Simplify right side
    168,336.21x = 37,249,483,353.59
  5. Step 5: Solve for x
    x = 37,249,483,353.59/168,336.21
  6. Step 6: Final answer
    x = 221,280.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.