Home / 126,297.10-189,444-36,342.16

Finding the Fourth Proportional to 126,297.10, 189,444 and 36,342.16

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Solution

The fourth proportional to 126,297.10, 189,444 and 36,342.16 is: 54,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,297.10 : 189,444 = 36,342.16 : x
  2. Step 2: Convert to fraction form
    126,297.10/189,444 = 36,342.16/x
  3. Step 3: Cross multiply
    126,297.10x = 189,444 × 36,342.16
  4. Step 4: Simplify right side
    126,297.10x = 6,884,804,159.04
  5. Step 5: Solve for x
    x = 6,884,804,159.04/126,297.10
  6. Step 6: Final answer
    x = 54,512.77

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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.