Home / 172,645.18-238,262.32-104,665.02

Finding the Fourth Proportional to 172,645.18, 238,262.32 and 104,665.02

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Solution

The fourth proportional to 172,645.18, 238,262.32 and 104,665.02 is: 144,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,645.18 : 238,262.32 = 104,665.02 : x
  2. Step 2: Convert to fraction form
    172,645.18/238,262.32 = 104,665.02/x
  3. Step 3: Cross multiply
    172,645.18x = 238,262.32 × 104,665.02
  4. Step 4: Simplify right side
    172,645.18x = 24,937,730,488.05
  5. Step 5: Solve for x
    x = 24,937,730,488.05/172,645.18
  6. Step 6: Final answer
    x = 144,444.99

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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.