Home / 163,131.66-225,249.12-105,798.24

Finding the Fourth Proportional to 163,131.66, 225,249.12 and 105,798.24

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Solution

The fourth proportional to 163,131.66, 225,249.12 and 105,798.24 is: 146,084.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,131.66 : 225,249.12 = 105,798.24 : x
  2. Step 2: Convert to fraction form
    163,131.66/225,249.12 = 105,798.24/x
  3. Step 3: Cross multiply
    163,131.66x = 225,249.12 × 105,798.24
  4. Step 4: Simplify right side
    163,131.66x = 23,830,960,457.55
  5. Step 5: Solve for x
    x = 23,830,960,457.55/163,131.66
  6. Step 6: Final answer
    x = 146,084.21

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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.