Home / 126,444.34-189,694.76-47,559.26

Finding the Fourth Proportional to 126,444.34, 189,694.76 and 47,559.26

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Solution

The fourth proportional to 126,444.34, 189,694.76 and 47,559.26 is: 71,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,444.34 : 189,694.76 = 47,559.26 : x
  2. Step 2: Convert to fraction form
    126,444.34/189,694.76 = 47,559.26/x
  3. Step 3: Cross multiply
    126,444.34x = 189,694.76 × 47,559.26
  4. Step 4: Simplify right side
    126,444.34x = 9,021,742,411.48
  5. Step 5: Solve for x
    x = 9,021,742,411.48/126,444.34
  6. Step 6: Final answer
    x = 71,349.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.