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Finding the Fourth Proportional to 48,603, 67,089.42 and 33,707.64

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Solution

The fourth proportional to 48,603, 67,089.42 and 33,707.64 is: 46,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,603 : 67,089.42 = 33,707.64 : x
  2. Step 2: Convert to fraction form
    48,603/67,089.42 = 33,707.64/x
  3. Step 3: Cross multiply
    48,603x = 67,089.42 × 33,707.64
  4. Step 4: Simplify right side
    48,603x = 2,261,426,017.17
  5. Step 5: Solve for x
    x = 2,261,426,017.17/48,603
  6. Step 6: Final answer
    x = 46,528.53

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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.