Home / 56,290.50-77,650.18-36,150.46

Finding the Fourth Proportional to 56,290.50, 77,650.18 and 36,150.46

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Solution

The fourth proportional to 56,290.50, 77,650.18 and 36,150.46 is: 49,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,290.50 : 77,650.18 = 36,150.46 : x
  2. Step 2: Convert to fraction form
    56,290.50/77,650.18 = 36,150.46/x
  3. Step 3: Cross multiply
    56,290.50x = 77,650.18 × 36,150.46
  4. Step 4: Simplify right side
    56,290.50x = 2,807,089,441.58
  5. Step 5: Solve for x
    x = 2,807,089,441.58/56,290.50
  6. Step 6: Final answer
    x = 49,867.91

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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.