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Finding the Fourth Proportional to 45,814.80, 63,254.88 and 35,185.44

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Solution

The fourth proportional to 45,814.80, 63,254.88 and 35,185.44 is: 48,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.80 : 63,254.88 = 35,185.44 : x
  2. Step 2: Convert to fraction form
    45,814.80/63,254.88 = 35,185.44/x
  3. Step 3: Cross multiply
    45,814.80x = 63,254.88 × 35,185.44
  4. Step 4: Simplify right side
    45,814.80x = 2,225,650,784.95
  5. Step 5: Solve for x
    x = 2,225,650,784.95/45,814.80
  6. Step 6: Final answer
    x = 48,579.30

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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.