Home / 272,665.11-376,277.03-151,803.29

Finding the Fourth Proportional to 272,665.11, 376,277.03 and 151,803.29

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Solution

The fourth proportional to 272,665.11, 376,277.03 and 151,803.29 is: 209,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,665.11 : 376,277.03 = 151,803.29 : x
  2. Step 2: Convert to fraction form
    272,665.11/376,277.03 = 151,803.29/x
  3. Step 3: Cross multiply
    272,665.11x = 376,277.03 × 151,803.29
  4. Step 4: Simplify right side
    272,665.11x = 57,120,088,465.03
  5. Step 5: Solve for x
    x = 57,120,088,465.03/272,665.11
  6. Step 6: Final answer
    x = 209,488.07

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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.