Home / 272,849.67-376,482.56-151,987.95

Finding the Fourth Proportional to 272,849.67, 376,482.56 and 151,987.95

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Solution

The fourth proportional to 272,849.67, 376,482.56 and 151,987.95 is: 209,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,849.67 : 376,482.56 = 151,987.95 : x
  2. Step 2: Convert to fraction form
    272,849.67/376,482.56 = 151,987.95/x
  3. Step 3: Cross multiply
    272,849.67x = 376,482.56 × 151,987.95
  4. Step 4: Simplify right side
    272,849.67x = 57,220,809,862.80
  5. Step 5: Solve for x
    x = 57,220,809,862.80/272,849.67
  6. Step 6: Final answer
    x = 209,715.52

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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.