Home / 71,212.37-98,245.51-45,711.95

Finding the Fourth Proportional to 71,212.37, 98,245.51 and 45,711.95

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Solution

The fourth proportional to 71,212.37, 98,245.51 and 45,711.95 is: 63,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,212.37 : 98,245.51 = 45,711.95 : x
  2. Step 2: Convert to fraction form
    71,212.37/98,245.51 = 45,711.95/x
  3. Step 3: Cross multiply
    71,212.37x = 98,245.51 × 45,711.95
  4. Step 4: Simplify right side
    71,212.37x = 4,490,993,235.34
  5. Step 5: Solve for x
    x = 4,490,993,235.34/71,212.37
  6. Step 6: Final answer
    x = 63,064.80

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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.