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Finding the Fourth Proportional to 93,323.90, 139,897.16 and 59,494.95

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Solution

The fourth proportional to 93,323.90, 139,897.16 and 59,494.95 is: 89,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,323.90 : 139,897.16 = 59,494.95 : x
  2. Step 2: Convert to fraction form
    93,323.90/139,897.16 = 59,494.95/x
  3. Step 3: Cross multiply
    93,323.90x = 139,897.16 × 59,494.95
  4. Step 4: Simplify right side
    93,323.90x = 8,323,174,241.87
  5. Step 5: Solve for x
    x = 8,323,174,241.87/93,323.90
  6. Step 6: Final answer
    x = 89,185.89

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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.