Home / 271,420.05-407,158.02-93,926.78

Finding the Fourth Proportional to 271,420.05, 407,158.02 and 93,926.78

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Solution

The fourth proportional to 271,420.05, 407,158.02 and 93,926.78 is: 140,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,420.05 : 407,158.02 = 93,926.78 : x
  2. Step 2: Convert to fraction form
    271,420.05/407,158.02 = 93,926.78/x
  3. Step 3: Cross multiply
    271,420.05x = 407,158.02 × 93,926.78
  4. Step 4: Simplify right side
    271,420.05x = 38,243,041,769.78
  5. Step 5: Solve for x
    x = 38,243,041,769.78/271,420.05
  6. Step 6: Final answer
    x = 140,899.84

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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.