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Finding the Fourth Proportional to 63,784.40, 95,457.90 and 44,101.40

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Solution

The fourth proportional to 63,784.40, 95,457.90 and 44,101.40 is: 66,000.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784.40 : 95,457.90 = 44,101.40 : x
  2. Step 2: Convert to fraction form
    63,784.40/95,457.90 = 44,101.40/x
  3. Step 3: Cross multiply
    63,784.40x = 95,457.90 × 44,101.40
  4. Step 4: Simplify right side
    63,784.40x = 4,209,827,031.06
  5. Step 5: Solve for x
    x = 4,209,827,031.06/63,784.40
  6. Step 6: Final answer
    x = 66,000.89

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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.