Home / 263,666.24-363,859.26-142,807.49

Finding the Fourth Proportional to 263,666.24, 363,859.26 and 142,807.49

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Solution

The fourth proportional to 263,666.24, 363,859.26 and 142,807.49 is: 197,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,666.24 : 363,859.26 = 142,807.49 : x
  2. Step 2: Convert to fraction form
    263,666.24/363,859.26 = 142,807.49/x
  3. Step 3: Cross multiply
    263,666.24x = 363,859.26 × 142,807.49
  4. Step 4: Simplify right side
    263,666.24x = 51,961,826,643.51
  5. Step 5: Solve for x
    x = 51,961,826,643.51/263,666.24
  6. Step 6: Final answer
    x = 197,074.25

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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.