Home / 263,360.88-363,437.01-142,502.40

Finding the Fourth Proportional to 263,360.88, 363,437.01 and 142,502.40

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Solution

The fourth proportional to 263,360.88, 363,437.01 and 142,502.40 is: 196,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,360.88 : 363,437.01 = 142,502.40 : x
  2. Step 2: Convert to fraction form
    263,360.88/363,437.01 = 142,502.40/x
  3. Step 3: Cross multiply
    263,360.88x = 363,437.01 × 142,502.40
  4. Step 4: Simplify right side
    263,360.88x = 51,790,646,173.82
  5. Step 5: Solve for x
    x = 51,790,646,173.82/263,360.88
  6. Step 6: Final answer
    x = 196,652.77

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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.