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Finding the Fourth Proportional to 66,341.44, 91,547.04 and 36,533.44

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Solution

The fourth proportional to 66,341.44, 91,547.04 and 36,533.44 is: 50,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,341.44 : 91,547.04 = 36,533.44 : x
  2. Step 2: Convert to fraction form
    66,341.44/91,547.04 = 36,533.44/x
  3. Step 3: Cross multiply
    66,341.44x = 91,547.04 × 36,533.44
  4. Step 4: Simplify right side
    66,341.44x = 3,344,528,293.02
  5. Step 5: Solve for x
    x = 3,344,528,293.02/66,341.44
  6. Step 6: Final answer
    x = 50,413.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.