Home / 56,122.75-77,485.83-43,353.70

Finding the Fourth Proportional to 56,122.75, 77,485.83 and 43,353.70

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Solution

The fourth proportional to 56,122.75, 77,485.83 and 43,353.70 is: 59,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.75 : 77,485.83 = 43,353.70 : x
  2. Step 2: Convert to fraction form
    56,122.75/77,485.83 = 43,353.70/x
  3. Step 3: Cross multiply
    56,122.75x = 77,485.83 × 43,353.70
  4. Step 4: Simplify right side
    56,122.75x = 3,359,297,428.07
  5. Step 5: Solve for x
    x = 3,359,297,428.07/56,122.75
  6. Step 6: Final answer
    x = 59,856.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.