Home / 126,056.39-189,114.75-36,100.35

Finding the Fourth Proportional to 126,056.39, 189,114.75 and 36,100.35

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Solution

The fourth proportional to 126,056.39, 189,114.75 and 36,100.35 is: 54,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,056.39 : 189,114.75 = 36,100.35 : x
  2. Step 2: Convert to fraction form
    126,056.39/189,114.75 = 36,100.35/x
  3. Step 3: Cross multiply
    126,056.39x = 189,114.75 × 36,100.35
  4. Step 4: Simplify right side
    126,056.39x = 6,827,108,665.16
  5. Step 5: Solve for x
    x = 6,827,108,665.16/126,056.39
  6. Step 6: Final answer
    x = 54,159.17

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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.