Home / 272,920.46-376,641.82-152,061.68

Finding the Fourth Proportional to 272,920.46, 376,641.82 and 152,061.68

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Solution

The fourth proportional to 272,920.46, 376,641.82 and 152,061.68 is: 209,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,920.46 : 376,641.82 = 152,061.68 : x
  2. Step 2: Convert to fraction form
    272,920.46/376,641.82 = 152,061.68/x
  3. Step 3: Cross multiply
    272,920.46x = 376,641.82 × 152,061.68
  4. Step 4: Simplify right side
    272,920.46x = 57,272,787,907.46
  5. Step 5: Solve for x
    x = 57,272,787,907.46/272,920.46
  6. Step 6: Final answer
    x = 209,851.57

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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.