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Finding the Fourth Proportional to 200,573.04, 276,631.32 and 170,458.02

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Solution

The fourth proportional to 200,573.04, 276,631.32 and 170,458.02 is: 235,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,573.04 : 276,631.32 = 170,458.02 : x
  2. Step 2: Convert to fraction form
    200,573.04/276,631.32 = 170,458.02/x
  3. Step 3: Cross multiply
    200,573.04x = 276,631.32 × 170,458.02
  4. Step 4: Simplify right side
    200,573.04x = 47,154,027,077.19
  5. Step 5: Solve for x
    x = 47,154,027,077.19/200,573.04
  6. Step 6: Final answer
    x = 235,096.54

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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.