Home / 126,152.92-189,248.82-37,420.12

Finding the Fourth Proportional to 126,152.92, 189,248.82 and 37,420.12

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Solution

The fourth proportional to 126,152.92, 189,248.82 and 37,420.12 is: 56,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,152.92 : 189,248.82 = 37,420.12 : x
  2. Step 2: Convert to fraction form
    126,152.92/189,248.82 = 37,420.12/x
  3. Step 3: Cross multiply
    126,152.92x = 189,248.82 × 37,420.12
  4. Step 4: Simplify right side
    126,152.92x = 7,081,713,554.26
  5. Step 5: Solve for x
    x = 7,081,713,554.26/126,152.92
  6. Step 6: Final answer
    x = 56,135.95

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1.5x scale

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.