Home / 126,267.34-189,345.58-47,326.21

Finding the Fourth Proportional to 126,267.34, 189,345.58 and 47,326.21

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Solution

The fourth proportional to 126,267.34, 189,345.58 and 47,326.21 is: 70,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,267.34 : 189,345.58 = 47,326.21 : x
  2. Step 2: Convert to fraction form
    126,267.34/189,345.58 = 47,326.21/x
  3. Step 3: Cross multiply
    126,267.34x = 189,345.58 × 47,326.21
  4. Step 4: Simplify right side
    126,267.34x = 8,961,008,356.18
  5. Step 5: Solve for x
    x = 8,961,008,356.18/126,267.34
  6. Step 6: Final answer
    x = 70,968.54

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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.