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Finding the Fourth Proportional to 170,102.43, 234,742.86 and 94,650.93

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Solution

The fourth proportional to 170,102.43, 234,742.86 and 94,650.93 is: 130,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,102.43 : 234,742.86 = 94,650.93 : x
  2. Step 2: Convert to fraction form
    170,102.43/234,742.86 = 94,650.93/x
  3. Step 3: Cross multiply
    170,102.43x = 234,742.86 × 94,650.93
  4. Step 4: Simplify right side
    170,102.43x = 22,218,630,009.86
  5. Step 5: Solve for x
    x = 22,218,630,009.86/170,102.43
  6. Step 6: Final answer
    x = 130,619.12

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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.