Home / 253,583.08-349,944.67-140,405.83

Finding the Fourth Proportional to 253,583.08, 349,944.67 and 140,405.83

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Solution

The fourth proportional to 253,583.08, 349,944.67 and 140,405.83 is: 193,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,583.08 : 349,944.67 = 140,405.83 : x
  2. Step 2: Convert to fraction form
    253,583.08/349,944.67 = 140,405.83/x
  3. Step 3: Cross multiply
    253,583.08x = 349,944.67 × 140,405.83
  4. Step 4: Simplify right side
    253,583.08x = 49,134,271,146.07
  5. Step 5: Solve for x
    x = 49,134,271,146.07/253,583.08
  6. Step 6: Final answer
    x = 193,760.06

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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.