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Finding the Fourth Proportional to 93,197.94, 139,801.52 and 26,647.86

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Solution

The fourth proportional to 93,197.94, 139,801.52 and 26,647.86 is: 39,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,197.94 : 139,801.52 = 26,647.86 : x
  2. Step 2: Convert to fraction form
    93,197.94/139,801.52 = 26,647.86/x
  3. Step 3: Cross multiply
    93,197.94x = 139,801.52 × 26,647.86
  4. Step 4: Simplify right side
    93,197.94x = 3,725,411,199.51
  5. Step 5: Solve for x
    x = 3,725,411,199.51/93,197.94
  6. Step 6: Final answer
    x = 39,973.11

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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.