Home / 85,110.49-117,450.34-46,869.74

Finding the Fourth Proportional to 85,110.49, 117,450.34 and 46,869.74

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Solution

The fourth proportional to 85,110.49, 117,450.34 and 46,869.74 is: 64,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,110.49 : 117,450.34 = 46,869.74 : x
  2. Step 2: Convert to fraction form
    85,110.49/117,450.34 = 46,869.74/x
  3. Step 3: Cross multiply
    85,110.49x = 117,450.34 × 46,869.74
  4. Step 4: Simplify right side
    85,110.49x = 5,504,866,898.71
  5. Step 5: Solve for x
    x = 5,504,866,898.71/85,110.49
  6. Step 6: Final answer
    x = 64,679.06

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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.