Home / 126,370.16-189,461.59-59,732.44

Finding the Fourth Proportional to 126,370.16, 189,461.59 and 59,732.44

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Solution

The fourth proportional to 126,370.16, 189,461.59 and 59,732.44 is: 89,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,370.16 : 189,461.59 = 59,732.44 : x
  2. Step 2: Convert to fraction form
    126,370.16/189,461.59 = 59,732.44/x
  3. Step 3: Cross multiply
    126,370.16x = 189,461.59 × 59,732.44
  4. Step 4: Simplify right side
    126,370.16x = 11,317,003,056.98
  5. Step 5: Solve for x
    x = 11,317,003,056.98/126,370.16
  6. Step 6: Final answer
    x = 89,554.39

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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.