Home / 85,432.33-117,895.38-46,669.68

Finding the Fourth Proportional to 85,432.33, 117,895.38 and 46,669.68

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Solution

The fourth proportional to 85,432.33, 117,895.38 and 46,669.68 is: 64,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,432.33 : 117,895.38 = 46,669.68 : x
  2. Step 2: Convert to fraction form
    85,432.33/117,895.38 = 46,669.68/x
  3. Step 3: Cross multiply
    85,432.33x = 117,895.38 × 46,669.68
  4. Step 4: Simplify right side
    85,432.33x = 5,502,139,774.75
  5. Step 5: Solve for x
    x = 5,502,139,774.75/85,432.33
  6. Step 6: Final answer
    x = 64,403.49

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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.