Home / 93,835.47-140,690.43-51,735.72

Finding the Fourth Proportional to 93,835.47, 140,690.43 and 51,735.72

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Solution

The fourth proportional to 93,835.47, 140,690.43 and 51,735.72 is: 77,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,835.47 : 140,690.43 = 51,735.72 : x
  2. Step 2: Convert to fraction form
    93,835.47/140,690.43 = 51,735.72/x
  3. Step 3: Cross multiply
    93,835.47x = 140,690.43 × 51,735.72
  4. Step 4: Simplify right side
    93,835.47x = 7,278,720,693.16
  5. Step 5: Solve for x
    x = 7,278,720,693.16/93,835.47
  6. Step 6: Final answer
    x = 77,568.97

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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.