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Finding the Fourth Proportional to 93,192.55, 139,788.81 and 23,071.86

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Solution

The fourth proportional to 93,192.55, 139,788.81 and 23,071.86 is: 34,607.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,192.55 : 139,788.81 = 23,071.86 : x
  2. Step 2: Convert to fraction form
    93,192.55/139,788.81 = 23,071.86/x
  3. Step 3: Cross multiply
    93,192.55x = 139,788.81 × 23,071.86
  4. Step 4: Simplify right side
    93,192.55x = 3,225,187,853.89
  5. Step 5: Solve for x
    x = 3,225,187,853.89/93,192.55
  6. Step 6: Final answer
    x = 34,607.79

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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.