Home / 84,977.80-117,253.98-48,184.12

Finding the Fourth Proportional to 84,977.80, 117,253.98 and 48,184.12

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Solution

The fourth proportional to 84,977.80, 117,253.98 and 48,184.12 is: 66,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,977.80 : 117,253.98 = 48,184.12 : x
  2. Step 2: Convert to fraction form
    84,977.80/117,253.98 = 48,184.12/x
  3. Step 3: Cross multiply
    84,977.80x = 117,253.98 × 48,184.12
  4. Step 4: Simplify right side
    84,977.80x = 5,649,779,842.80
  5. Step 5: Solve for x
    x = 5,649,779,842.80/84,977.80
  6. Step 6: Final answer
    x = 66,485.36

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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.