Home / 220,293.30-304,004-124,818.18

Finding the Fourth Proportional to 220,293.30, 304,004 and 124,818.18

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Solution

The fourth proportional to 220,293.30, 304,004 and 124,818.18 is: 172,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,293.30 : 304,004 = 124,818.18 : x
  2. Step 2: Convert to fraction form
    220,293.30/304,004 = 124,818.18/x
  3. Step 3: Cross multiply
    220,293.30x = 304,004 × 124,818.18
  4. Step 4: Simplify right side
    220,293.30x = 37,945,225,992.72
  5. Step 5: Solve for x
    x = 37,945,225,992.72/220,293.30
  6. Step 6: Final answer
    x = 172,248.66

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1.5x scale

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.