Home / 253,182.48-349,399.08-140,015.76

Finding the Fourth Proportional to 253,182.48, 349,399.08 and 140,015.76

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Solution

The fourth proportional to 253,182.48, 349,399.08 and 140,015.76 is: 193,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,182.48 : 349,399.08 = 140,015.76 : x
  2. Step 2: Convert to fraction form
    253,182.48/349,399.08 = 140,015.76/x
  3. Step 3: Cross multiply
    253,182.48x = 349,399.08 × 140,015.76
  4. Step 4: Simplify right side
    253,182.48x = 48,921,377,729.50
  5. Step 5: Solve for x
    x = 48,921,377,729.50/253,182.48
  6. Step 6: Final answer
    x = 193,225.76

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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.