Home / 272,715.68-376,247.76-165,208.16

Finding the Fourth Proportional to 272,715.68, 376,247.76 and 165,208.16

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Solution

The fourth proportional to 272,715.68, 376,247.76 and 165,208.16 is: 227,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,715.68 : 376,247.76 = 165,208.16 : x
  2. Step 2: Convert to fraction form
    272,715.68/376,247.76 = 165,208.16/x
  3. Step 3: Cross multiply
    272,715.68x = 376,247.76 × 165,208.16
  4. Step 4: Simplify right side
    272,715.68x = 62,159,200,133.72
  5. Step 5: Solve for x
    x = 62,159,200,133.72/272,715.68
  6. Step 6: Final answer
    x = 227,926.76

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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.