Home / 126,417.84-189,475.56-58,858.80

Finding the Fourth Proportional to 126,417.84, 189,475.56 and 58,858.80

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Solution

The fourth proportional to 126,417.84, 189,475.56 and 58,858.80 is: 88,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417.84 : 189,475.56 = 58,858.80 : x
  2. Step 2: Convert to fraction form
    126,417.84/189,475.56 = 58,858.80/x
  3. Step 3: Cross multiply
    126,417.84x = 189,475.56 × 58,858.80
  4. Step 4: Simplify right side
    126,417.84x = 11,152,304,090.93
  5. Step 5: Solve for x
    x = 11,152,304,090.93/126,417.84
  6. Step 6: Final answer
    x = 88,217.80

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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.