Home / 157,579.80-235,932.30-153,205.80

Finding the Fourth Proportional to 157,579.80, 235,932.30 and 153,205.80

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Solution

The fourth proportional to 157,579.80, 235,932.30 and 153,205.80 is: 229,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,579.80 : 235,932.30 = 153,205.80 : x
  2. Step 2: Convert to fraction form
    157,579.80/235,932.30 = 153,205.80/x
  3. Step 3: Cross multiply
    157,579.80x = 235,932.30 × 153,205.80
  4. Step 4: Simplify right side
    157,579.80x = 36,146,196,767.34
  5. Step 5: Solve for x
    x = 36,146,196,767.34/157,579.80
  6. Step 6: Final answer
    x = 229,383.44

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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.