Home / 76,922.16-115,341.96-39,466.92

Finding the Fourth Proportional to 76,922.16, 115,341.96 and 39,466.92

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Solution

The fourth proportional to 76,922.16, 115,341.96 and 39,466.92 is: 59,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,922.16 : 115,341.96 = 39,466.92 : x
  2. Step 2: Convert to fraction form
    76,922.16/115,341.96 = 39,466.92/x
  3. Step 3: Cross multiply
    76,922.16x = 115,341.96 × 39,466.92
  4. Step 4: Simplify right side
    76,922.16x = 4,552,191,907.96
  5. Step 5: Solve for x
    x = 4,552,191,907.96/76,922.16
  6. Step 6: Final answer
    x = 59,179.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.