Home / 189,838.24-261,953.68-104,943.52

Finding the Fourth Proportional to 189,838.24, 261,953.68 and 104,943.52

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Solution

The fourth proportional to 189,838.24, 261,953.68 and 104,943.52 is: 144,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,838.24 : 261,953.68 = 104,943.52 : x
  2. Step 2: Convert to fraction form
    189,838.24/261,953.68 = 104,943.52/x
  3. Step 3: Cross multiply
    189,838.24x = 261,953.68 × 104,943.52
  4. Step 4: Simplify right side
    189,838.24x = 27,490,341,256.15
  5. Step 5: Solve for x
    x = 27,490,341,256.15/189,838.24
  6. Step 6: Final answer
    x = 144,809.29

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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.