Home / 93,822.47-140,712.60-43,172.91

Finding the Fourth Proportional to 93,822.47, 140,712.60 and 43,172.91

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Solution

The fourth proportional to 93,822.47, 140,712.60 and 43,172.91 is: 64,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,822.47 : 140,712.60 = 43,172.91 : x
  2. Step 2: Convert to fraction form
    93,822.47/140,712.60 = 43,172.91/x
  3. Step 3: Cross multiply
    93,822.47x = 140,712.60 × 43,172.91
  4. Step 4: Simplify right side
    93,822.47x = 6,074,972,811.42
  5. Step 5: Solve for x
    x = 6,074,972,811.42/93,822.47
  6. Step 6: Final answer
    x = 64,749.66

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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.