Home / 126,319.26-189,478.90-37,574.04

Finding the Fourth Proportional to 126,319.26, 189,478.90 and 37,574.04

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Solution

The fourth proportional to 126,319.26, 189,478.90 and 37,574.04 is: 56,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,319.26 : 189,478.90 = 37,574.04 : x
  2. Step 2: Convert to fraction form
    126,319.26/189,478.90 = 37,574.04/x
  3. Step 3: Cross multiply
    126,319.26x = 189,478.90 × 37,574.04
  4. Step 4: Simplify right side
    126,319.26x = 7,119,487,767.76
  5. Step 5: Solve for x
    x = 7,119,487,767.76/126,319.26
  6. Step 6: Final answer
    x = 56,361.06

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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.