Home / 152,955.24-211,092.49-92,540.72

Finding the Fourth Proportional to 152,955.24, 211,092.49 and 92,540.72

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Solution

The fourth proportional to 152,955.24, 211,092.49 and 92,540.72 is: 127,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,955.24 : 211,092.49 = 92,540.72 : x
  2. Step 2: Convert to fraction form
    152,955.24/211,092.49 = 92,540.72/x
  3. Step 3: Cross multiply
    152,955.24x = 211,092.49 × 92,540.72
  4. Step 4: Simplify right side
    152,955.24x = 19,534,651,011.19
  5. Step 5: Solve for x
    x = 19,534,651,011.19/152,955.24
  6. Step 6: Final answer
    x = 127,714.82

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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.