Home / 100,771.37-151,152.08-37,586.57

Finding the Fourth Proportional to 100,771.37, 151,152.08 and 37,586.57

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Solution

The fourth proportional to 100,771.37, 151,152.08 and 37,586.57 is: 56,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,771.37 : 151,152.08 = 37,586.57 : x
  2. Step 2: Convert to fraction form
    100,771.37/151,152.08 = 37,586.57/x
  3. Step 3: Cross multiply
    100,771.37x = 151,152.08 × 37,586.57
  4. Step 4: Simplify right side
    100,771.37x = 5,681,288,235.57
  5. Step 5: Solve for x
    x = 5,681,288,235.57/100,771.37
  6. Step 6: Final answer
    x = 56,378.00

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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.