Home / 113,825.60-170,738.40-51,617.60

Finding the Fourth Proportional to 113,825.60, 170,738.40 and 51,617.60

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Solution

The fourth proportional to 113,825.60, 170,738.40 and 51,617.60 is: 77,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,825.60 : 170,738.40 = 51,617.60 : x
  2. Step 2: Convert to fraction form
    113,825.60/170,738.40 = 51,617.60/x
  3. Step 3: Cross multiply
    113,825.60x = 170,738.40 × 51,617.60
  4. Step 4: Simplify right side
    113,825.60x = 8,813,106,435.84
  5. Step 5: Solve for x
    x = 8,813,106,435.84/113,825.60
  6. Step 6: Final answer
    x = 77,426.40

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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.