Home / 272,572.26-376,104.80-151,710.42

Finding the Fourth Proportional to 272,572.26, 376,104.80 and 151,710.42

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Solution

The fourth proportional to 272,572.26, 376,104.80 and 151,710.42 is: 209,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,572.26 : 376,104.80 = 151,710.42 : x
  2. Step 2: Convert to fraction form
    272,572.26/376,104.80 = 151,710.42/x
  3. Step 3: Cross multiply
    272,572.26x = 376,104.80 × 151,710.42
  4. Step 4: Simplify right side
    272,572.26x = 57,059,017,172.02
  5. Step 5: Solve for x
    x = 57,059,017,172.02/272,572.26
  6. Step 6: Final answer
    x = 209,335.38

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1.5x scale

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.