Home / 306,428.67-459,643.02-96,083.55

Finding the Fourth Proportional to 306,428.67, 459,643.02 and 96,083.55

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Solution

The fourth proportional to 306,428.67, 459,643.02 and 96,083.55 is: 144,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,428.67 : 459,643.02 = 96,083.55 : x
  2. Step 2: Convert to fraction form
    306,428.67/459,643.02 = 96,083.55/x
  3. Step 3: Cross multiply
    306,428.67x = 459,643.02 × 96,083.55
  4. Step 4: Simplify right side
    306,428.67x = 44,164,133,094.32
  5. Step 5: Solve for x
    x = 44,164,133,094.32/306,428.67
  6. Step 6: Final answer
    x = 144,125.33

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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.