Home / 358,020.62-536,955.30-105,232.35

Finding the Fourth Proportional to 358,020.62, 536,955.30 and 105,232.35

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Solution

The fourth proportional to 358,020.62, 536,955.30 and 105,232.35 is: 157,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,020.62 : 536,955.30 = 105,232.35 : x
  2. Step 2: Convert to fraction form
    358,020.62/536,955.30 = 105,232.35/x
  3. Step 3: Cross multiply
    358,020.62x = 536,955.30 × 105,232.35
  4. Step 4: Simplify right side
    358,020.62x = 56,505,068,063.96
  5. Step 5: Solve for x
    x = 56,505,068,063.96/358,020.62
  6. Step 6: Final answer
    x = 157,826.30

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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.