Home / 62,190.12-85,876.02-53,325.48

Finding the Fourth Proportional to 62,190.12, 85,876.02 and 53,325.48

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Solution

The fourth proportional to 62,190.12, 85,876.02 and 53,325.48 is: 73,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190.12 : 85,876.02 = 53,325.48 : x
  2. Step 2: Convert to fraction form
    62,190.12/85,876.02 = 53,325.48/x
  3. Step 3: Cross multiply
    62,190.12x = 85,876.02 × 53,325.48
  4. Step 4: Simplify right side
    62,190.12x = 4,579,379,986.99
  5. Step 5: Solve for x
    x = 4,579,379,986.99/62,190.12
  6. Step 6: Final answer
    x = 73,635.17

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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.