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Finding the Fourth Proportional to 62,959.40, 94,220.40 and 43,276.40

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Solution

The fourth proportional to 62,959.40, 94,220.40 and 43,276.40 is: 64,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,959.40 : 94,220.40 = 43,276.40 : x
  2. Step 2: Convert to fraction form
    62,959.40/94,220.40 = 43,276.40/x
  3. Step 3: Cross multiply
    62,959.40x = 94,220.40 × 43,276.40
  4. Step 4: Simplify right side
    62,959.40x = 4,077,519,718.56
  5. Step 5: Solve for x
    x = 4,077,519,718.56/62,959.40
  6. Step 6: Final answer
    x = 64,764.27

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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.