Home / 170,511.21-255,757.73-52,182.63

Finding the Fourth Proportional to 170,511.21, 255,757.73 and 52,182.63

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Solution

The fourth proportional to 170,511.21, 255,757.73 and 52,182.63 is: 78,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,511.21 : 255,757.73 = 52,182.63 : x
  2. Step 2: Convert to fraction form
    170,511.21/255,757.73 = 52,182.63/x
  3. Step 3: Cross multiply
    170,511.21x = 255,757.73 × 52,182.63
  4. Step 4: Simplify right side
    170,511.21x = 13,346,110,733.32
  5. Step 5: Solve for x
    x = 13,346,110,733.32/170,511.21
  6. Step 6: Final answer
    x = 78,271.16

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1.5x scale

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.