Home / 175,678.16-263,516.37-42,558.43

Finding the Fourth Proportional to 175,678.16, 263,516.37 and 42,558.43

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Solution

The fourth proportional to 175,678.16, 263,516.37 and 42,558.43 is: 63,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,678.16 : 263,516.37 = 42,558.43 : x
  2. Step 2: Convert to fraction form
    175,678.16/263,516.37 = 42,558.43/x
  3. Step 3: Cross multiply
    175,678.16x = 263,516.37 × 42,558.43
  4. Step 4: Simplify right side
    175,678.16x = 11,214,842,986.50
  5. Step 5: Solve for x
    x = 11,214,842,986.50/175,678.16
  6. Step 6: Final answer
    x = 63,837.43

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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.