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Finding the Fourth Proportional to 93,483.78, 140,109 and 46,750.02

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Solution

The fourth proportional to 93,483.78, 140,109 and 46,750.02 is: 70,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,483.78 : 140,109 = 46,750.02 : x
  2. Step 2: Convert to fraction form
    93,483.78/140,109 = 46,750.02/x
  3. Step 3: Cross multiply
    93,483.78x = 140,109 × 46,750.02
  4. Step 4: Simplify right side
    93,483.78x = 6,550,098,552.18
  5. Step 5: Solve for x
    x = 6,550,098,552.18/93,483.78
  6. Step 6: Final answer
    x = 70,066.68

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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.