Home / 180,131.43-248,594.25-99,557.21

Finding the Fourth Proportional to 180,131.43, 248,594.25 and 99,557.21

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Solution

The fourth proportional to 180,131.43, 248,594.25 and 99,557.21 is: 137,396.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,131.43 : 248,594.25 = 99,557.21 : x
  2. Step 2: Convert to fraction form
    180,131.43/248,594.25 = 99,557.21/x
  3. Step 3: Cross multiply
    180,131.43x = 248,594.25 × 99,557.21
  4. Step 4: Simplify right side
    180,131.43x = 24,749,349,952.04
  5. Step 5: Solve for x
    x = 24,749,349,952.04/180,131.43
  6. Step 6: Final answer
    x = 137,396.07

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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.