Home / 114,703.28-158,291.64-66,301.52

Finding the Fourth Proportional to 114,703.28, 158,291.64 and 66,301.52

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Solution

The fourth proportional to 114,703.28, 158,291.64 and 66,301.52 is: 91,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,703.28 : 158,291.64 = 66,301.52 : x
  2. Step 2: Convert to fraction form
    114,703.28/158,291.64 = 66,301.52/x
  3. Step 3: Cross multiply
    114,703.28x = 158,291.64 × 66,301.52
  4. Step 4: Simplify right side
    114,703.28x = 10,494,976,335.29
  5. Step 5: Solve for x
    x = 10,494,976,335.29/114,703.28
  6. Step 6: Final answer
    x = 91,496.74

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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.