Home / 220,845.51-304,774.31-124,066.46

Finding the Fourth Proportional to 220,845.51, 304,774.31 and 124,066.46

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Solution

The fourth proportional to 220,845.51, 304,774.31 and 124,066.46 is: 171,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,845.51 : 304,774.31 = 124,066.46 : x
  2. Step 2: Convert to fraction form
    220,845.51/304,774.31 = 124,066.46/x
  3. Step 3: Cross multiply
    220,845.51x = 304,774.31 × 124,066.46
  4. Step 4: Simplify right side
    220,845.51x = 37,812,267,596.44
  5. Step 5: Solve for x
    x = 37,812,267,596.44/220,845.51
  6. Step 6: Final answer
    x = 171,215.92

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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.