Home / 57,071.36-78,647.45-41,125.70

Finding the Fourth Proportional to 57,071.36, 78,647.45 and 41,125.70

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Solution

The fourth proportional to 57,071.36, 78,647.45 and 41,125.70 is: 56,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,071.36 : 78,647.45 = 41,125.70 : x
  2. Step 2: Convert to fraction form
    57,071.36/78,647.45 = 41,125.70/x
  3. Step 3: Cross multiply
    57,071.36x = 78,647.45 × 41,125.70
  4. Step 4: Simplify right side
    57,071.36x = 3,234,430,835.60
  5. Step 5: Solve for x
    x = 3,234,430,835.60/57,071.36
  6. Step 6: Final answer
    x = 56,673.45

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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.