Home / 170,403.40-255,635.82-58,077.40

Finding the Fourth Proportional to 170,403.40, 255,635.82 and 58,077.40

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Solution

The fourth proportional to 170,403.40, 255,635.82 and 58,077.40 is: 87,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,403.40 : 255,635.82 = 58,077.40 : x
  2. Step 2: Convert to fraction form
    170,403.40/255,635.82 = 58,077.40/x
  3. Step 3: Cross multiply
    170,403.40x = 255,635.82 × 58,077.40
  4. Step 4: Simplify right side
    170,403.40x = 14,846,663,772.47
  5. Step 5: Solve for x
    x = 14,846,663,772.47/170,403.40
  6. Step 6: Final answer
    x = 87,126.57

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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.