Home / 85,680.26-118,240.23-46,921.49

Finding the Fourth Proportional to 85,680.26, 118,240.23 and 46,921.49

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Solution

The fourth proportional to 85,680.26, 118,240.23 and 46,921.49 is: 64,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,680.26 : 118,240.23 = 46,921.49 : x
  2. Step 2: Convert to fraction form
    85,680.26/118,240.23 = 46,921.49/x
  3. Step 3: Cross multiply
    85,680.26x = 118,240.23 × 46,921.49
  4. Step 4: Simplify right side
    85,680.26x = 5,548,008,330.83
  5. Step 5: Solve for x
    x = 5,548,008,330.83/85,680.26
  6. Step 6: Final answer
    x = 64,752.47

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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.