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Finding the Fourth Proportional to 54,068.48, 74,661.48 and 33,960.32

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Solution

The fourth proportional to 54,068.48, 74,661.48 and 33,960.32 is: 46,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,068.48 : 74,661.48 = 33,960.32 : x
  2. Step 2: Convert to fraction form
    54,068.48/74,661.48 = 33,960.32/x
  3. Step 3: Cross multiply
    54,068.48x = 74,661.48 × 33,960.32
  4. Step 4: Simplify right side
    54,068.48x = 2,535,527,752.47
  5. Step 5: Solve for x
    x = 2,535,527,752.47/54,068.48
  6. Step 6: Final answer
    x = 46,894.75

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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.