Home / 263,357.46-363,430.62-142,496.10

Finding the Fourth Proportional to 263,357.46, 363,430.62 and 142,496.10

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Solution

The fourth proportional to 263,357.46, 363,430.62 and 142,496.10 is: 196,643.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,357.46 : 363,430.62 = 142,496.10 : x
  2. Step 2: Convert to fraction form
    263,357.46/363,430.62 = 142,496.10/x
  3. Step 3: Cross multiply
    263,357.46x = 363,430.62 × 142,496.10
  4. Step 4: Simplify right side
    263,357.46x = 51,787,445,970.58
  5. Step 5: Solve for x
    x = 51,787,445,970.58/263,357.46
  6. Step 6: Final answer
    x = 196,643.17

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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.