Home / 159,051.17-219,541.68-101,844.51

Finding the Fourth Proportional to 159,051.17, 219,541.68 and 101,844.51

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Solution

The fourth proportional to 159,051.17, 219,541.68 and 101,844.51 is: 140,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,051.17 : 219,541.68 = 101,844.51 : x
  2. Step 2: Convert to fraction form
    159,051.17/219,541.68 = 101,844.51/x
  3. Step 3: Cross multiply
    159,051.17x = 219,541.68 × 101,844.51
  4. Step 4: Simplify right side
    159,051.17x = 22,359,114,824.18
  5. Step 5: Solve for x
    x = 22,359,114,824.18/159,051.17
  6. Step 6: Final answer
    x = 140,578.13

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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.