Home / 134,472.34-185,576.43-74,047.15

Finding the Fourth Proportional to 134,472.34, 185,576.43 and 74,047.15

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Solution

The fourth proportional to 134,472.34, 185,576.43 and 74,047.15 is: 102,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,472.34 : 185,576.43 = 74,047.15 : x
  2. Step 2: Convert to fraction form
    134,472.34/185,576.43 = 74,047.15/x
  3. Step 3: Cross multiply
    134,472.34x = 185,576.43 × 74,047.15
  4. Step 4: Simplify right side
    134,472.34x = 13,741,405,748.67
  5. Step 5: Solve for x
    x = 13,741,405,748.67/134,472.34
  6. Step 6: Final answer
    x = 102,187.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.