Home / 93,039.31-139,507.93-43,091.87

Finding the Fourth Proportional to 93,039.31, 139,507.93 and 43,091.87

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Solution

The fourth proportional to 93,039.31, 139,507.93 and 43,091.87 is: 64,614.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,039.31 : 139,507.93 = 43,091.87 : x
  2. Step 2: Convert to fraction form
    93,039.31/139,507.93 = 43,091.87/x
  3. Step 3: Cross multiply
    93,039.31x = 139,507.93 × 43,091.87
  4. Step 4: Simplify right side
    93,039.31x = 6,011,658,177.55
  5. Step 5: Solve for x
    x = 6,011,658,177.55/93,039.31
  6. Step 6: Final answer
    x = 64,614.18

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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.