Home / 272,463.09-376,184.43-170,529.72

Finding the Fourth Proportional to 272,463.09, 376,184.43 and 170,529.72

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Solution

The fourth proportional to 272,463.09, 376,184.43 and 170,529.72 is: 235,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,463.09 : 376,184.43 = 170,529.72 : x
  2. Step 2: Convert to fraction form
    272,463.09/376,184.43 = 170,529.72/x
  3. Step 3: Cross multiply
    272,463.09x = 376,184.43 × 170,529.72
  4. Step 4: Simplify right side
    272,463.09x = 64,150,625,516.26
  5. Step 5: Solve for x
    x = 64,150,625,516.26/272,463.09
  6. Step 6: Final answer
    x = 235,447.03

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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.