Home / 220,826.03-304,741.40-125,334.32

Finding the Fourth Proportional to 220,826.03, 304,741.40 and 125,334.32

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Solution

The fourth proportional to 220,826.03, 304,741.40 and 125,334.32 is: 172,962.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,826.03 : 304,741.40 = 125,334.32 : x
  2. Step 2: Convert to fraction form
    220,826.03/304,741.40 = 125,334.32/x
  3. Step 3: Cross multiply
    220,826.03x = 304,741.40 × 125,334.32
  4. Step 4: Simplify right side
    220,826.03x = 38,194,553,994.47
  5. Step 5: Solve for x
    x = 38,194,553,994.47/220,826.03
  6. Step 6: Final answer
    x = 172,962.19

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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.