Home / 121,466.95-182,029.15-57,356.69

Finding the Fourth Proportional to 121,466.95, 182,029.15 and 57,356.69

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Solution

The fourth proportional to 121,466.95, 182,029.15 and 57,356.69 is: 85,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,466.95 : 182,029.15 = 57,356.69 : x
  2. Step 2: Convert to fraction form
    121,466.95/182,029.15 = 57,356.69/x
  3. Step 3: Cross multiply
    121,466.95x = 182,029.15 × 57,356.69
  4. Step 4: Simplify right side
    121,466.95x = 10,440,588,473.98
  5. Step 5: Solve for x
    x = 10,440,588,473.98/121,466.95
  6. Step 6: Final answer
    x = 85,954.15

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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.