Home / 306,126.55-459,190.74-92,896.18

Finding the Fourth Proportional to 306,126.55, 459,190.74 and 92,896.18

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Solution

The fourth proportional to 306,126.55, 459,190.74 and 92,896.18 is: 139,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,126.55 : 459,190.74 = 92,896.18 : x
  2. Step 2: Convert to fraction form
    306,126.55/459,190.74 = 92,896.18/x
  3. Step 3: Cross multiply
    306,126.55x = 459,190.74 × 92,896.18
  4. Step 4: Simplify right side
    306,126.55x = 42,657,065,637.37
  5. Step 5: Solve for x
    x = 42,657,065,637.37/306,126.55
  6. Step 6: Final answer
    x = 139,344.55

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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.