Home / 121,414.44-182,203.47-42,529.35

Finding the Fourth Proportional to 121,414.44, 182,203.47 and 42,529.35

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Solution

The fourth proportional to 121,414.44, 182,203.47 and 42,529.35 is: 63,822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,414.44 : 182,203.47 = 42,529.35 : x
  2. Step 2: Convert to fraction form
    121,414.44/182,203.47 = 42,529.35/x
  3. Step 3: Cross multiply
    121,414.44x = 182,203.47 × 42,529.35
  4. Step 4: Simplify right side
    121,414.44x = 7,748,995,146.84
  5. Step 5: Solve for x
    x = 7,748,995,146.84/121,414.44
  6. Step 6: Final answer
    x = 63,822.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.