Home / 190,491.76-262,864.26-104,437

Finding the Fourth Proportional to 190,491.76, 262,864.26 and 104,437

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Solution

The fourth proportional to 190,491.76, 262,864.26 and 104,437 is: 144,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,491.76 : 262,864.26 = 104,437 : x
  2. Step 2: Convert to fraction form
    190,491.76/262,864.26 = 104,437/x
  3. Step 3: Cross multiply
    190,491.76x = 262,864.26 × 104,437
  4. Step 4: Simplify right side
    190,491.76x = 27,452,754,721.62
  5. Step 5: Solve for x
    x = 27,452,754,721.62/190,491.76
  6. Step 6: Final answer
    x = 144,115.18

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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.