Home / 93,086.20-139,634.70-26,531.20

Finding the Fourth Proportional to 93,086.20, 139,634.70 and 26,531.20

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Solution

The fourth proportional to 93,086.20, 139,634.70 and 26,531.20 is: 39,798.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,086.20 : 139,634.70 = 26,531.20 : x
  2. Step 2: Convert to fraction form
    93,086.20/139,634.70 = 26,531.20/x
  3. Step 3: Cross multiply
    93,086.20x = 139,634.70 × 26,531.20
  4. Step 4: Simplify right side
    93,086.20x = 3,704,676,152.64
  5. Step 5: Solve for x
    x = 3,704,676,152.64/93,086.20
  6. Step 6: Final answer
    x = 39,798.34

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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.