Home / 220,513.36-304,299.16-125,026.48

Finding the Fourth Proportional to 220,513.36, 304,299.16 and 125,026.48

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Solution

The fourth proportional to 220,513.36, 304,299.16 and 125,026.48 is: 172,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,513.36 : 304,299.16 = 125,026.48 : x
  2. Step 2: Convert to fraction form
    220,513.36/304,299.16 = 125,026.48/x
  3. Step 3: Cross multiply
    220,513.36x = 304,299.16 × 125,026.48
  4. Step 4: Simplify right side
    220,513.36x = 38,045,452,841.76
  5. Step 5: Solve for x
    x = 38,045,452,841.76/220,513.36
  6. Step 6: Final answer
    x = 172,531.28

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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.