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Finding the Fourth Proportional to 93,295.07, 139,859.74 and 36,355.80

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Solution

The fourth proportional to 93,295.07, 139,859.74 and 36,355.80 is: 54,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,295.07 : 139,859.74 = 36,355.80 : x
  2. Step 2: Convert to fraction form
    93,295.07/139,859.74 = 36,355.80/x
  3. Step 3: Cross multiply
    93,295.07x = 139,859.74 × 36,355.80
  4. Step 4: Simplify right side
    93,295.07x = 5,084,712,369.27
  5. Step 5: Solve for x
    x = 5,084,712,369.27/93,295.07
  6. Step 6: Final answer
    x = 54,501.40

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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.