Home / 272,875.97-376,569.07-152,017.56

Finding the Fourth Proportional to 272,875.97, 376,569.07 and 152,017.56

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Solution

The fourth proportional to 272,875.97, 376,569.07 and 152,017.56 is: 209,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,875.97 : 376,569.07 = 152,017.56 : x
  2. Step 2: Convert to fraction form
    272,875.97/376,569.07 = 152,017.56/x
  3. Step 3: Cross multiply
    272,875.97x = 376,569.07 × 152,017.56
  4. Step 4: Simplify right side
    272,875.97x = 57,245,110,812.83
  5. Step 5: Solve for x
    x = 57,245,110,812.83/272,875.97
  6. Step 6: Final answer
    x = 209,784.36

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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.