Home / 372,049.34-557,998.15-105,738.35

Finding the Fourth Proportional to 372,049.34, 557,998.15 and 105,738.35

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Solution

The fourth proportional to 372,049.34, 557,998.15 and 105,738.35 is: 158,585.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,049.34 : 557,998.15 = 105,738.35 : x
  2. Step 2: Convert to fraction form
    372,049.34/557,998.15 = 105,738.35/x
  3. Step 3: Cross multiply
    372,049.34x = 557,998.15 × 105,738.35
  4. Step 4: Simplify right side
    372,049.34x = 59,001,803,684.05
  5. Step 5: Solve for x
    x = 59,001,803,684.05/372,049.34
  6. Step 6: Final answer
    x = 158,585.97

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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.