Home / 235,248.48-324,623.52-139,779.36

Finding the Fourth Proportional to 235,248.48, 324,623.52 and 139,779.36

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Solution

The fourth proportional to 235,248.48, 324,623.52 and 139,779.36 is: 192,884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,248.48 : 324,623.52 = 139,779.36 : x
  2. Step 2: Convert to fraction form
    235,248.48/324,623.52 = 139,779.36/x
  3. Step 3: Cross multiply
    235,248.48x = 324,623.52 × 139,779.36
  4. Step 4: Simplify right side
    235,248.48x = 45,375,667,866.55
  5. Step 5: Solve for x
    x = 45,375,667,866.55/235,248.48
  6. Step 6: Final answer
    x = 192,884.00

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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.