Home / 85,019.58-117,329.54-46,783.08

Finding the Fourth Proportional to 85,019.58, 117,329.54 and 46,783.08

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Solution

The fourth proportional to 85,019.58, 117,329.54 and 46,783.08 is: 64,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,019.58 : 117,329.54 = 46,783.08 : x
  2. Step 2: Convert to fraction form
    85,019.58/117,329.54 = 46,783.08/x
  3. Step 3: Cross multiply
    85,019.58x = 117,329.54 × 46,783.08
  4. Step 4: Simplify right side
    85,019.58x = 5,489,037,256.18
  5. Step 5: Solve for x
    x = 5,489,037,256.18/85,019.58
  6. Step 6: Final answer
    x = 64,562.04

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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.