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Finding the Fourth Proportional to 170,299.83, 255,449.01 and 51,970.77

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Solution

The fourth proportional to 170,299.83, 255,449.01 and 51,970.77 is: 77,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,299.83 : 255,449.01 = 51,970.77 : x
  2. Step 2: Convert to fraction form
    170,299.83/255,449.01 = 51,970.77/x
  3. Step 3: Cross multiply
    170,299.83x = 255,449.01 × 51,970.77
  4. Step 4: Simplify right side
    170,299.83x = 13,275,881,745.44
  5. Step 5: Solve for x
    x = 13,275,881,745.44/170,299.83
  6. Step 6: Final answer
    x = 77,955.93

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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.