Home / 170,153.37-255,241.80-57,787.74

Finding the Fourth Proportional to 170,153.37, 255,241.80 and 57,787.74

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Solution

The fourth proportional to 170,153.37, 255,241.80 and 57,787.74 is: 86,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,153.37 : 255,241.80 = 57,787.74 : x
  2. Step 2: Convert to fraction form
    170,153.37/255,241.80 = 57,787.74/x
  3. Step 3: Cross multiply
    170,153.37x = 255,241.80 × 57,787.74
  4. Step 4: Simplify right side
    170,153.37x = 14,749,846,775.53
  5. Step 5: Solve for x
    x = 14,749,846,775.53/170,153.37
  6. Step 6: Final answer
    x = 86,685.60

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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.