Home / 205,977.45-308,966.18-101,001.45

Finding the Fourth Proportional to 205,977.45, 308,966.18 and 101,001.45

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Solution

The fourth proportional to 205,977.45, 308,966.18 and 101,001.45 is: 151,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,977.45 : 308,966.18 = 101,001.45 : x
  2. Step 2: Convert to fraction form
    205,977.45/308,966.18 = 101,001.45/x
  3. Step 3: Cross multiply
    205,977.45x = 308,966.18 × 101,001.45
  4. Step 4: Simplify right side
    205,977.45x = 31,206,031,675.95
  5. Step 5: Solve for x
    x = 31,206,031,675.95/205,977.45
  6. Step 6: Final answer
    x = 151,502.18

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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.