Home / 272,559.48-376,128.31-151,700.82

Finding the Fourth Proportional to 272,559.48, 376,128.31 and 151,700.82

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Solution

The fourth proportional to 272,559.48, 376,128.31 and 151,700.82 is: 209,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,559.48 : 376,128.31 = 151,700.82 : x
  2. Step 2: Convert to fraction form
    272,559.48/376,128.31 = 151,700.82/x
  3. Step 3: Cross multiply
    272,559.48x = 376,128.31 × 151,700.82
  4. Step 4: Simplify right side
    272,559.48x = 57,058,971,546.92
  5. Step 5: Solve for x
    x = 57,058,971,546.92/272,559.48
  6. Step 6: Final answer
    x = 209,345.02

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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.