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Finding the Fourth Proportional to 105,141.12, 157,714.08 and 35,026.08

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Solution

The fourth proportional to 105,141.12, 157,714.08 and 35,026.08 is: 52,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,141.12 : 157,714.08 = 35,026.08 : x
  2. Step 2: Convert to fraction form
    105,141.12/157,714.08 = 35,026.08/x
  3. Step 3: Cross multiply
    105,141.12x = 157,714.08 × 35,026.08
  4. Step 4: Simplify right side
    105,141.12x = 5,524,105,983.21
  5. Step 5: Solve for x
    x = 5,524,105,983.21/105,141.12
  6. Step 6: Final answer
    x = 52,539.92

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1.5x scale

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.