Home / 263,510.02-363,643.75-142,651.22

Finding the Fourth Proportional to 263,510.02, 363,643.75 and 142,651.22

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Solution

The fourth proportional to 263,510.02, 363,643.75 and 142,651.22 is: 196,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,510.02 : 363,643.75 = 142,651.22 : x
  2. Step 2: Convert to fraction form
    263,510.02/363,643.75 = 142,651.22/x
  3. Step 3: Cross multiply
    263,510.02x = 363,643.75 × 142,651.22
  4. Step 4: Simplify right side
    263,510.02x = 51,874,224,582.88
  5. Step 5: Solve for x
    x = 51,874,224,582.88/263,510.02
  6. Step 6: Final answer
    x = 196,858.64

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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.