Home / 175,062.18-262,423.23-139,436.58

Finding the Fourth Proportional to 175,062.18, 262,423.23 and 139,436.58

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Solution

The fourth proportional to 175,062.18, 262,423.23 and 139,436.58 is: 209,019.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,062.18 : 262,423.23 = 139,436.58 : x
  2. Step 2: Convert to fraction form
    175,062.18/262,423.23 = 139,436.58/x
  3. Step 3: Cross multiply
    175,062.18x = 262,423.23 × 139,436.58
  4. Step 4: Simplify right side
    175,062.18x = 36,591,397,703.75
  5. Step 5: Solve for x
    x = 36,591,397,703.75/175,062.18
  6. Step 6: Final answer
    x = 209,019.43

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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.