Home / 65,943.29-98,942.61-28,484.08

Finding the Fourth Proportional to 65,943.29, 98,942.61 and 28,484.08

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Solution

The fourth proportional to 65,943.29, 98,942.61 and 28,484.08 is: 42,738.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,943.29 : 98,942.61 = 28,484.08 : x
  2. Step 2: Convert to fraction form
    65,943.29/98,942.61 = 28,484.08/x
  3. Step 3: Cross multiply
    65,943.29x = 98,942.61 × 28,484.08
  4. Step 4: Simplify right side
    65,943.29x = 2,818,289,356.38
  5. Step 5: Solve for x
    x = 2,818,289,356.38/65,943.29
  6. Step 6: Final answer
    x = 42,738.08

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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.