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Finding the Fourth Proportional to 248,459.94, 342,952.11 and 141,101.46

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Solution

The fourth proportional to 248,459.94, 342,952.11 and 141,101.46 is: 194,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,459.94 : 342,952.11 = 141,101.46 : x
  2. Step 2: Convert to fraction form
    248,459.94/342,952.11 = 141,101.46/x
  3. Step 3: Cross multiply
    248,459.94x = 342,952.11 × 141,101.46
  4. Step 4: Simplify right side
    248,459.94x = 48,391,043,431.08
  5. Step 5: Solve for x
    x = 48,391,043,431.08/248,459.94
  6. Step 6: Final answer
    x = 194,763.97

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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.