Home / 263,321.36-363,386.08-142,465.24

Finding the Fourth Proportional to 263,321.36, 363,386.08 and 142,465.24

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Solution

The fourth proportional to 263,321.36, 363,386.08 and 142,465.24 is: 196,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,321.36 : 363,386.08 = 142,465.24 : x
  2. Step 2: Convert to fraction form
    263,321.36/363,386.08 = 142,465.24/x
  3. Step 3: Cross multiply
    263,321.36x = 363,386.08 × 142,465.24
  4. Step 4: Simplify right side
    263,321.36x = 51,769,885,099.86
  5. Step 5: Solve for x
    x = 51,769,885,099.86/263,321.36
  6. Step 6: Final answer
    x = 196,603.44

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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.