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Finding the Fourth Proportional to 93,060.53, 139,603.67 and 29,865.77

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Solution

The fourth proportional to 93,060.53, 139,603.67 and 29,865.77 is: 44,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,060.53 : 139,603.67 = 29,865.77 : x
  2. Step 2: Convert to fraction form
    93,060.53/139,603.67 = 29,865.77/x
  3. Step 3: Cross multiply
    93,060.53x = 139,603.67 × 29,865.77
  4. Step 4: Simplify right side
    93,060.53x = 4,169,371,099.38
  5. Step 5: Solve for x
    x = 4,169,371,099.38/93,060.53
  6. Step 6: Final answer
    x = 44,802.79

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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.