Home / 306,428.18-459,642.26-96,083.06

Finding the Fourth Proportional to 306,428.18, 459,642.26 and 96,083.06

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Solution

The fourth proportional to 306,428.18, 459,642.26 and 96,083.06 is: 144,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,428.18 : 459,642.26 = 96,083.06 : x
  2. Step 2: Convert to fraction form
    306,428.18/459,642.26 = 96,083.06/x
  3. Step 3: Cross multiply
    306,428.18x = 459,642.26 × 96,083.06
  4. Step 4: Simplify right side
    306,428.18x = 44,163,834,846.12
  5. Step 5: Solve for x
    x = 44,163,834,846.12/306,428.18
  6. Step 6: Final answer
    x = 144,124.59

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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.