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Finding the Fourth Proportional to 93,259.49, 128,693.51 and 52,967.96

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Solution

The fourth proportional to 93,259.49, 128,693.51 and 52,967.96 is: 73,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,259.49 : 128,693.51 = 52,967.96 : x
  2. Step 2: Convert to fraction form
    93,259.49/128,693.51 = 52,967.96/x
  3. Step 3: Cross multiply
    93,259.49x = 128,693.51 × 52,967.96
  4. Step 4: Simplify right side
    93,259.49x = 6,816,632,462.86
  5. Step 5: Solve for x
    x = 6,816,632,462.86/93,259.49
  6. Step 6: Final answer
    x = 73,093.18

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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.