Home / 306,081.96-459,124.02-92,851.70

Finding the Fourth Proportional to 306,081.96, 459,124.02 and 92,851.70

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Solution

The fourth proportional to 306,081.96, 459,124.02 and 92,851.70 is: 139,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,081.96 : 459,124.02 = 92,851.70 : x
  2. Step 2: Convert to fraction form
    306,081.96/459,124.02 = 92,851.70/x
  3. Step 3: Cross multiply
    306,081.96x = 459,124.02 × 92,851.70
  4. Step 4: Simplify right side
    306,081.96x = 42,630,445,767.83
  5. Step 5: Solve for x
    x = 42,630,445,767.83/306,081.96
  6. Step 6: Final answer
    x = 139,277.88

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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.