Home / 263,087.16-363,059.80-142,228.56

Finding the Fourth Proportional to 263,087.16, 363,059.80 and 142,228.56

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Solution

The fourth proportional to 263,087.16, 363,059.80 and 142,228.56 is: 196,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,087.16 : 363,059.80 = 142,228.56 : x
  2. Step 2: Convert to fraction form
    263,087.16/363,059.80 = 142,228.56/x
  3. Step 3: Cross multiply
    263,087.16x = 363,059.80 × 142,228.56
  4. Step 4: Simplify right side
    263,087.16x = 51,637,472,547.89
  5. Step 5: Solve for x
    x = 51,637,472,547.89/263,087.16
  6. Step 6: Final answer
    x = 196,275.15

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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.