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Finding the Fourth Proportional to 53,886.93, 74,372.76 and 41,115.93

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Solution

The fourth proportional to 53,886.93, 74,372.76 and 41,115.93 is: 56,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.93 : 74,372.76 = 41,115.93 : x
  2. Step 2: Convert to fraction form
    53,886.93/74,372.76 = 41,115.93/x
  3. Step 3: Cross multiply
    53,886.93x = 74,372.76 × 41,115.93
  4. Step 4: Simplify right side
    53,886.93x = 3,057,905,194.07
  5. Step 5: Solve for x
    x = 3,057,905,194.07/53,886.93
  6. Step 6: Final answer
    x = 56,746.70

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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.