Home / 66,035.25-98,959.93-28,566.47

Finding the Fourth Proportional to 66,035.25, 98,959.93 and 28,566.47

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Solution

The fourth proportional to 66,035.25, 98,959.93 and 28,566.47 is: 42,809.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,035.25 : 98,959.93 = 28,566.47 : x
  2. Step 2: Convert to fraction form
    66,035.25/98,959.93 = 28,566.47/x
  3. Step 3: Cross multiply
    66,035.25x = 98,959.93 × 28,566.47
  4. Step 4: Simplify right side
    66,035.25x = 2,826,936,047.53
  5. Step 5: Solve for x
    x = 2,826,936,047.53/66,035.25
  6. Step 6: Final answer
    x = 42,809.50

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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.