Home / 220,516.83-304,304.04-125,029.98

Finding the Fourth Proportional to 220,516.83, 304,304.04 and 125,029.98

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Solution

The fourth proportional to 220,516.83, 304,304.04 and 125,029.98 is: 172,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,516.83 : 304,304.04 = 125,029.98 : x
  2. Step 2: Convert to fraction form
    220,516.83/304,304.04 = 125,029.98/x
  3. Step 3: Cross multiply
    220,516.83x = 304,304.04 × 125,029.98
  4. Step 4: Simplify right side
    220,516.83x = 38,047,128,035.12
  5. Step 5: Solve for x
    x = 38,047,128,035.12/220,516.83
  6. Step 6: Final answer
    x = 172,536.16

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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.