Home / 56,244.80-77,611.68-31,089.44

Finding the Fourth Proportional to 56,244.80, 77,611.68 and 31,089.44

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Solution

The fourth proportional to 56,244.80, 77,611.68 and 31,089.44 is: 42,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,244.80 : 77,611.68 = 31,089.44 : x
  2. Step 2: Convert to fraction form
    56,244.80/77,611.68 = 31,089.44/x
  3. Step 3: Cross multiply
    56,244.80x = 77,611.68 × 31,089.44
  4. Step 4: Simplify right side
    56,244.80x = 2,412,903,668.66
  5. Step 5: Solve for x
    x = 2,412,903,668.66/56,244.80
  6. Step 6: Final answer
    x = 42,900.03

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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.