Home / 44,450.10-66,711.60-42,992.10

Finding the Fourth Proportional to 44,450.10, 66,711.60 and 42,992.10

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Solution

The fourth proportional to 44,450.10, 66,711.60 and 42,992.10 is: 64,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,450.10 : 66,711.60 = 42,992.10 : x
  2. Step 2: Convert to fraction form
    44,450.10/66,711.60 = 42,992.10/x
  3. Step 3: Cross multiply
    44,450.10x = 66,711.60 × 42,992.10
  4. Step 4: Simplify right side
    44,450.10x = 2,868,071,778.36
  5. Step 5: Solve for x
    x = 2,868,071,778.36/44,450.10
  6. Step 6: Final answer
    x = 64,523.40

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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.