Home / 189,374.60-261,342.38-104,497.13

Finding the Fourth Proportional to 189,374.60, 261,342.38 and 104,497.13

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Solution

The fourth proportional to 189,374.60, 261,342.38 and 104,497.13 is: 144,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,374.60 : 261,342.38 = 104,497.13 : x
  2. Step 2: Convert to fraction form
    189,374.60/261,342.38 = 104,497.13/x
  3. Step 3: Cross multiply
    189,374.60x = 261,342.38 × 104,497.13
  4. Step 4: Simplify right side
    189,374.60x = 27,309,528,134.88
  5. Step 5: Solve for x
    x = 27,309,528,134.88/189,374.60
  6. Step 6: Final answer
    x = 144,209.03

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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.