Home / 253,950.18-350,427.69-140,763.30

Finding the Fourth Proportional to 253,950.18, 350,427.69 and 140,763.30

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Solution

The fourth proportional to 253,950.18, 350,427.69 and 140,763.30 is: 194,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,950.18 : 350,427.69 = 140,763.30 : x
  2. Step 2: Convert to fraction form
    253,950.18/350,427.69 = 140,763.30/x
  3. Step 3: Cross multiply
    253,950.18x = 350,427.69 × 140,763.30
  4. Step 4: Simplify right side
    253,950.18x = 49,327,358,055.78
  5. Step 5: Solve for x
    x = 49,327,358,055.78/253,950.18
  6. Step 6: Final answer
    x = 194,240.30

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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.