Home / 172,729.55-238,363.58-94,148.18

Finding the Fourth Proportional to 172,729.55, 238,363.58 and 94,148.18

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Solution

The fourth proportional to 172,729.55, 238,363.58 and 94,148.18 is: 129,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,729.55 : 238,363.58 = 94,148.18 : x
  2. Step 2: Convert to fraction form
    172,729.55/238,363.58 = 94,148.18/x
  3. Step 3: Cross multiply
    172,729.55x = 238,363.58 × 94,148.18
  4. Step 4: Simplify right side
    172,729.55x = 22,441,497,313.51
  5. Step 5: Solve for x
    x = 22,441,497,313.51/172,729.55
  6. Step 6: Final answer
    x = 129,922.75

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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.