Home / 272,718.09-409,247.51-104,252.67

Finding the Fourth Proportional to 272,718.09, 409,247.51 and 104,252.67

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Solution

The fourth proportional to 272,718.09, 409,247.51 and 104,252.67 is: 156,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,718.09 : 409,247.51 = 104,252.67 : x
  2. Step 2: Convert to fraction form
    272,718.09/409,247.51 = 104,252.67/x
  3. Step 3: Cross multiply
    272,718.09x = 409,247.51 × 104,252.67
  4. Step 4: Simplify right side
    272,718.09x = 42,665,145,087.09
  5. Step 5: Solve for x
    x = 42,665,145,087.09/272,718.09
  6. Step 6: Final answer
    x = 156,444.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.