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Finding the Fourth Proportional to 44,417.10, 66,662.10 and 42,959.10

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Solution

The fourth proportional to 44,417.10, 66,662.10 and 42,959.10 is: 64,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,417.10 : 66,662.10 = 42,959.10 : x
  2. Step 2: Convert to fraction form
    44,417.10/66,662.10 = 42,959.10/x
  3. Step 3: Cross multiply
    44,417.10x = 66,662.10 × 42,959.10
  4. Step 4: Simplify right side
    44,417.10x = 2,863,743,820.11
  5. Step 5: Solve for x
    x = 2,863,743,820.11/44,417.10
  6. Step 6: Final answer
    x = 64,473.90

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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.