Home / 120,124.41-180,203.16-41,228.38

Finding the Fourth Proportional to 120,124.41, 180,203.16 and 41,228.38

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Solution

The fourth proportional to 120,124.41, 180,203.16 and 41,228.38 is: 61,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,124.41 : 180,203.16 = 41,228.38 : x
  2. Step 2: Convert to fraction form
    120,124.41/180,203.16 = 41,228.38/x
  3. Step 3: Cross multiply
    120,124.41x = 180,203.16 × 41,228.38
  4. Step 4: Simplify right side
    120,124.41x = 7,429,484,357.68
  5. Step 5: Solve for x
    x = 7,429,484,357.68/120,124.41
  6. Step 6: Final answer
    x = 61,848.25

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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.