Home / 54,277.08-74,901.93-30,403.98

Finding the Fourth Proportional to 54,277.08, 74,901.93 and 30,403.98

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Solution

The fourth proportional to 54,277.08, 74,901.93 and 30,403.98 is: 41,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,277.08 : 74,901.93 = 30,403.98 : x
  2. Step 2: Convert to fraction form
    54,277.08/74,901.93 = 30,403.98/x
  3. Step 3: Cross multiply
    54,277.08x = 74,901.93 × 30,403.98
  4. Step 4: Simplify right side
    54,277.08x = 2,277,316,781.68
  5. Step 5: Solve for x
    x = 2,277,316,781.68/54,277.08
  6. Step 6: Final answer
    x = 41,957.25

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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.