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Finding the Fourth Proportional to 241,570.70, 362,356.05 and 83,815.10

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Solution

The fourth proportional to 241,570.70, 362,356.05 and 83,815.10 is: 125,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,570.70 : 362,356.05 = 83,815.10 : x
  2. Step 2: Convert to fraction form
    241,570.70/362,356.05 = 83,815.10/x
  3. Step 3: Cross multiply
    241,570.70x = 362,356.05 × 83,815.10
  4. Step 4: Simplify right side
    241,570.70x = 30,370,908,566.36
  5. Step 5: Solve for x
    x = 30,370,908,566.36/241,570.70
  6. Step 6: Final answer
    x = 125,722.65

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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.