Home / 263,741.16-363,962.95-142,883.28

Finding the Fourth Proportional to 263,741.16, 363,962.95 and 142,883.28

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Solution

The fourth proportional to 263,741.16, 363,962.95 and 142,883.28 is: 197,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,741.16 : 363,962.95 = 142,883.28 : x
  2. Step 2: Convert to fraction form
    263,741.16/363,962.95 = 142,883.28/x
  3. Step 3: Cross multiply
    263,741.16x = 363,962.95 × 142,883.28
  4. Step 4: Simplify right side
    263,741.16x = 52,004,221,102.13
  5. Step 5: Solve for x
    x = 52,004,221,102.13/263,741.16
  6. Step 6: Final answer
    x = 197,179.01

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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.