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Finding the Fourth Proportional to 233,901.70, 350,852.55 and 84,165.10

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Solution

The fourth proportional to 233,901.70, 350,852.55 and 84,165.10 is: 126,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,901.70 : 350,852.55 = 84,165.10 : x
  2. Step 2: Convert to fraction form
    233,901.70/350,852.55 = 84,165.10/x
  3. Step 3: Cross multiply
    233,901.70x = 350,852.55 × 84,165.10
  4. Step 4: Simplify right side
    233,901.70x = 29,529,539,956.01
  5. Step 5: Solve for x
    x = 29,529,539,956.01/233,901.70
  6. Step 6: Final answer
    x = 126,247.65

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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.