Home / 158,576.43-237,398.08-105,855.15

Finding the Fourth Proportional to 158,576.43, 237,398.08 and 105,855.15

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Solution

The fourth proportional to 158,576.43, 237,398.08 and 105,855.15 is: 158,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,576.43 : 237,398.08 = 105,855.15 : x
  2. Step 2: Convert to fraction form
    158,576.43/237,398.08 = 105,855.15/x
  3. Step 3: Cross multiply
    158,576.43x = 237,398.08 × 105,855.15
  4. Step 4: Simplify right side
    158,576.43x = 25,129,809,368.11
  5. Step 5: Solve for x
    x = 25,129,809,368.11/158,576.43
  6. Step 6: Final answer
    x = 158,471.28

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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.