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Finding the Fourth Proportional to 70,041, 96,656.58 and 44,890.50

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Solution

The fourth proportional to 70,041, 96,656.58 and 44,890.50 is: 61,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,041 : 96,656.58 = 44,890.50 : x
  2. Step 2: Convert to fraction form
    70,041/96,656.58 = 44,890.50/x
  3. Step 3: Cross multiply
    70,041x = 96,656.58 × 44,890.50
  4. Step 4: Simplify right side
    70,041x = 4,338,962,204.49
  5. Step 5: Solve for x
    x = 4,338,962,204.49/70,041
  6. Step 6: Final answer
    x = 61,948.89

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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.