Home / 114,909.24-158,580.78-64,611.48

Finding the Fourth Proportional to 114,909.24, 158,580.78 and 64,611.48

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Solution

The fourth proportional to 114,909.24, 158,580.78 and 64,611.48 is: 89,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,909.24 : 158,580.78 = 64,611.48 : x
  2. Step 2: Convert to fraction form
    114,909.24/158,580.78 = 64,611.48/x
  3. Step 3: Cross multiply
    114,909.24x = 158,580.78 × 64,611.48
  4. Step 4: Simplify right side
    114,909.24x = 10,246,138,895.35
  5. Step 5: Solve for x
    x = 10,246,138,895.35/114,909.24
  6. Step 6: Final answer
    x = 89,167.23

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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.