Home / 76,534.75-105,626.50-46,336.72

Finding the Fourth Proportional to 76,534.75, 105,626.50 and 46,336.72

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Solution

The fourth proportional to 76,534.75, 105,626.50 and 46,336.72 is: 63,949.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,534.75 : 105,626.50 = 46,336.72 : x
  2. Step 2: Convert to fraction form
    76,534.75/105,626.50 = 46,336.72/x
  3. Step 3: Cross multiply
    76,534.75x = 105,626.50 × 46,336.72
  4. Step 4: Simplify right side
    76,534.75x = 4,894,385,401.95
  5. Step 5: Solve for x
    x = 4,894,385,401.95/76,534.75
  6. Step 6: Final answer
    x = 63,949.84

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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.