Home / 93,027.39-128,373.89-52,743.86

Finding the Fourth Proportional to 93,027.39, 128,373.89 and 52,743.86

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Solution

The fourth proportional to 93,027.39, 128,373.89 and 52,743.86 is: 72,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027.39 : 128,373.89 = 52,743.86 : x
  2. Step 2: Convert to fraction form
    93,027.39/128,373.89 = 52,743.86/x
  3. Step 3: Cross multiply
    93,027.39x = 128,373.89 × 52,743.86
  4. Step 4: Simplify right side
    93,027.39x = 6,770,934,205.97
  5. Step 5: Solve for x
    x = 6,770,934,205.97/93,027.39
  6. Step 6: Final answer
    x = 72,784.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.