Home / 170,922.18-235,856.70-99,301.17

Finding the Fourth Proportional to 170,922.18, 235,856.70 and 99,301.17

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Solution

The fourth proportional to 170,922.18, 235,856.70 and 99,301.17 is: 137,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,922.18 : 235,856.70 = 99,301.17 : x
  2. Step 2: Convert to fraction form
    170,922.18/235,856.70 = 99,301.17/x
  3. Step 3: Cross multiply
    170,922.18x = 235,856.70 × 99,301.17
  4. Step 4: Simplify right side
    170,922.18x = 23,420,846,262.34
  5. Step 5: Solve for x
    x = 23,420,846,262.34/170,922.18
  6. Step 6: Final answer
    x = 137,026.37

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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.