Home / 245,818.53-339,018.03-169,461.81

Finding the Fourth Proportional to 245,818.53, 339,018.03 and 169,461.81

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Solution

The fourth proportional to 245,818.53, 339,018.03 and 169,461.81 is: 233,711.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,818.53 : 339,018.03 = 169,461.81 : x
  2. Step 2: Convert to fraction form
    245,818.53/339,018.03 = 169,461.81/x
  3. Step 3: Cross multiply
    245,818.53x = 339,018.03 × 169,461.81
  4. Step 4: Simplify right side
    245,818.53x = 57,450,608,986.43
  5. Step 5: Solve for x
    x = 57,450,608,986.43/245,818.53
  6. Step 6: Final answer
    x = 233,711.47

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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.