Home / 371,849.78-557,764.87-105,610.32

Finding the Fourth Proportional to 371,849.78, 557,764.87 and 105,610.32

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Solution

The fourth proportional to 371,849.78, 557,764.87 and 105,610.32 is: 158,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,849.78 : 557,764.87 = 105,610.32 : x
  2. Step 2: Convert to fraction form
    371,849.78/557,764.87 = 105,610.32/x
  3. Step 3: Cross multiply
    371,849.78x = 557,764.87 × 105,610.32
  4. Step 4: Simplify right side
    371,849.78x = 58,905,726,405.46
  5. Step 5: Solve for x
    x = 58,905,726,405.46/371,849.78
  6. Step 6: Final answer
    x = 158,412.70

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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.