Home / 85,225.12-117,610.95-46,983.80

Finding the Fourth Proportional to 85,225.12, 117,610.95 and 46,983.80

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Solution

The fourth proportional to 85,225.12, 117,610.95 and 46,983.80 is: 64,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,225.12 : 117,610.95 = 46,983.80 : x
  2. Step 2: Convert to fraction form
    85,225.12/117,610.95 = 46,983.80/x
  3. Step 3: Cross multiply
    85,225.12x = 117,610.95 × 46,983.80
  4. Step 4: Simplify right side
    85,225.12x = 5,525,809,352.61
  5. Step 5: Solve for x
    x = 5,525,809,352.61/85,225.12
  6. Step 6: Final answer
    x = 64,837.80

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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.