Home / 245,835.18-339,264.03-149,042.06

Finding the Fourth Proportional to 245,835.18, 339,264.03 and 149,042.06

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Solution

The fourth proportional to 245,835.18, 339,264.03 and 149,042.06 is: 205,685.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,835.18 : 339,264.03 = 149,042.06 : x
  2. Step 2: Convert to fraction form
    245,835.18/339,264.03 = 149,042.06/x
  3. Step 3: Cross multiply
    245,835.18x = 339,264.03 × 149,042.06
  4. Step 4: Simplify right side
    245,835.18x = 50,564,609,915.10
  5. Step 5: Solve for x
    x = 50,564,609,915.10/245,835.18
  6. Step 6: Final answer
    x = 205,685.00

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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.