Home / 85,844.22-118,461.74-47,605.34

Finding the Fourth Proportional to 85,844.22, 118,461.74 and 47,605.34

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Solution

The fourth proportional to 85,844.22, 118,461.74 and 47,605.34 is: 65,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,844.22 : 118,461.74 = 47,605.34 : x
  2. Step 2: Convert to fraction form
    85,844.22/118,461.74 = 47,605.34/x
  3. Step 3: Cross multiply
    85,844.22x = 118,461.74 × 47,605.34
  4. Step 4: Simplify right side
    85,844.22x = 5,639,410,579.36
  5. Step 5: Solve for x
    x = 5,639,410,579.36/85,844.22
  6. Step 6: Final answer
    x = 65,693.54

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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.