Home / 85,288.02-117,697.20-47,562.26

Finding the Fourth Proportional to 85,288.02, 117,697.20 and 47,562.26

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Solution

The fourth proportional to 85,288.02, 117,697.20 and 47,562.26 is: 65,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,288.02 : 117,697.20 = 47,562.26 : x
  2. Step 2: Convert to fraction form
    85,288.02/117,697.20 = 47,562.26/x
  3. Step 3: Cross multiply
    85,288.02x = 117,697.20 × 47,562.26
  4. Step 4: Simplify right side
    85,288.02x = 5,597,944,827.67
  5. Step 5: Solve for x
    x = 5,597,944,827.67/85,288.02
  6. Step 6: Final answer
    x = 65,635.77

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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.