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Finding the Fourth Proportional to 93,026.58, 139,364.26 and 54,962.26

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Solution

The fourth proportional to 93,026.58, 139,364.26 and 54,962.26 is: 82,339.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,026.58 : 139,364.26 = 54,962.26 : x
  2. Step 2: Convert to fraction form
    93,026.58/139,364.26 = 54,962.26/x
  3. Step 3: Cross multiply
    93,026.58x = 139,364.26 × 54,962.26
  4. Step 4: Simplify right side
    93,026.58x = 7,659,775,300.10
  5. Step 5: Solve for x
    x = 7,659,775,300.10/93,026.58
  6. Step 6: Final answer
    x = 82,339.65

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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.