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Finding the Fourth Proportional to 93,264.90, 139,918.82 and 26,705.58

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Solution

The fourth proportional to 93,264.90, 139,918.82 and 26,705.58 is: 40,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,264.90 : 139,918.82 = 26,705.58 : x
  2. Step 2: Convert to fraction form
    93,264.90/139,918.82 = 26,705.58/x
  3. Step 3: Cross multiply
    93,264.90x = 139,918.82 × 26,705.58
  4. Step 4: Simplify right side
    93,264.90x = 3,736,613,107.49
  5. Step 5: Solve for x
    x = 3,736,613,107.49/93,264.90
  6. Step 6: Final answer
    x = 40,064.52

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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.