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Finding the Fourth Proportional to 44,653.65, 66,980.41 and 34,800.31

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Solution

The fourth proportional to 44,653.65, 66,980.41 and 34,800.31 is: 52,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,653.65 : 66,980.41 = 34,800.31 : x
  2. Step 2: Convert to fraction form
    44,653.65/66,980.41 = 34,800.31/x
  3. Step 3: Cross multiply
    44,653.65x = 66,980.41 × 34,800.31
  4. Step 4: Simplify right side
    44,653.65x = 2,330,939,031.93
  5. Step 5: Solve for x
    x = 2,330,939,031.93/44,653.65
  6. Step 6: Final answer
    x = 52,200.41

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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.