Home / 253,849.08-350,328.06-140,679.12

Finding the Fourth Proportional to 253,849.08, 350,328.06 and 140,679.12

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Solution

The fourth proportional to 253,849.08, 350,328.06 and 140,679.12 is: 194,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,849.08 : 350,328.06 = 140,679.12 : x
  2. Step 2: Convert to fraction form
    253,849.08/350,328.06 = 140,679.12/x
  3. Step 3: Cross multiply
    253,849.08x = 350,328.06 × 140,679.12
  4. Step 4: Simplify right side
    253,849.08x = 49,283,843,192.11
  5. Step 5: Solve for x
    x = 49,283,843,192.11/253,849.08
  6. Step 6: Final answer
    x = 194,146.24

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1.5x scale

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.