Home / 45,312.08-67,980.37-32,247.39

Finding the Fourth Proportional to 45,312.08, 67,980.37 and 32,247.39

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Solution

The fourth proportional to 45,312.08, 67,980.37 and 32,247.39 is: 48,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,312.08 : 67,980.37 = 32,247.39 : x
  2. Step 2: Convert to fraction form
    45,312.08/67,980.37 = 32,247.39/x
  3. Step 3: Cross multiply
    45,312.08x = 67,980.37 × 32,247.39
  4. Step 4: Simplify right side
    45,312.08x = 2,192,189,503.73
  5. Step 5: Solve for x
    x = 2,192,189,503.73/45,312.08
  6. Step 6: Final answer
    x = 48,379.80

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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.