Home / 263,323.24-363,386.12-142,464.45

Finding the Fourth Proportional to 263,323.24, 363,386.12 and 142,464.45

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Solution

The fourth proportional to 263,323.24, 363,386.12 and 142,464.45 is: 196,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,323.24 : 363,386.12 = 142,464.45 : x
  2. Step 2: Convert to fraction form
    263,323.24/363,386.12 = 142,464.45/x
  3. Step 3: Cross multiply
    263,323.24x = 363,386.12 × 142,464.45
  4. Step 4: Simplify right side
    263,323.24x = 51,769,604,373.81
  5. Step 5: Solve for x
    x = 51,769,604,373.81/263,323.24
  6. Step 6: Final answer
    x = 196,600.97

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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.