Home / 147,377.73-221,113.31-52,605.82

Finding the Fourth Proportional to 147,377.73, 221,113.31 and 52,605.82

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Solution

The fourth proportional to 147,377.73, 221,113.31 and 52,605.82 is: 78,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,377.73 : 221,113.31 = 52,605.82 : x
  2. Step 2: Convert to fraction form
    147,377.73/221,113.31 = 52,605.82/x
  3. Step 3: Cross multiply
    147,377.73x = 221,113.31 × 52,605.82
  4. Step 4: Simplify right side
    147,377.73x = 11,631,846,169.65
  5. Step 5: Solve for x
    x = 11,631,846,169.65/147,377.73
  6. Step 6: Final answer
    x = 78,925.40

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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.