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Finding the Fourth Proportional to 248,073.70, 342,300.18 and 146,119.46

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Solution

The fourth proportional to 248,073.70, 342,300.18 and 146,119.46 is: 201,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,073.70 : 342,300.18 = 146,119.46 : x
  2. Step 2: Convert to fraction form
    248,073.70/342,300.18 = 146,119.46/x
  3. Step 3: Cross multiply
    248,073.70x = 342,300.18 × 146,119.46
  4. Step 4: Simplify right side
    248,073.70x = 50,016,717,459.50
  5. Step 5: Solve for x
    x = 50,016,717,459.50/248,073.70
  6. Step 6: Final answer
    x = 201,620.40

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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.