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Finding the Fourth Proportional to 84,797.22, 117,014.31 and 47,068.50

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Solution

The fourth proportional to 84,797.22, 117,014.31 and 47,068.50 is: 64,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,797.22 : 117,014.31 = 47,068.50 : x
  2. Step 2: Convert to fraction form
    84,797.22/117,014.31 = 47,068.50/x
  3. Step 3: Cross multiply
    84,797.22x = 117,014.31 × 47,068.50
  4. Step 4: Simplify right side
    84,797.22x = 5,507,688,050.24
  5. Step 5: Solve for x
    x = 5,507,688,050.24/84,797.22
  6. Step 6: Final answer
    x = 64,951.28

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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.