Home / 172,949.08-238,729.26-101,352.28

Finding the Fourth Proportional to 172,949.08, 238,729.26 and 101,352.28

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Solution

The fourth proportional to 172,949.08, 238,729.26 and 101,352.28 is: 139,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,949.08 : 238,729.26 = 101,352.28 : x
  2. Step 2: Convert to fraction form
    172,949.08/238,729.26 = 101,352.28/x
  3. Step 3: Cross multiply
    172,949.08x = 238,729.26 × 101,352.28
  4. Step 4: Simplify right side
    172,949.08x = 24,195,754,803.71
  5. Step 5: Solve for x
    x = 24,195,754,803.71/172,949.08
  6. Step 6: Final answer
    x = 139,901.03

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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.