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Finding the Fourth Proportional to 148,337.40, 222,506.10 and 130,841.40

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Solution

The fourth proportional to 148,337.40, 222,506.10 and 130,841.40 is: 196,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,337.40 : 222,506.10 = 130,841.40 : x
  2. Step 2: Convert to fraction form
    148,337.40/222,506.10 = 130,841.40/x
  3. Step 3: Cross multiply
    148,337.40x = 222,506.10 × 130,841.40
  4. Step 4: Simplify right side
    148,337.40x = 29,113,009,632.54
  5. Step 5: Solve for x
    x = 29,113,009,632.54/148,337.40
  6. Step 6: Final answer
    x = 196,262.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.