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Finding the Fourth Proportional to 74,684.25, 103,017.16 and 44,447.01

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Solution

The fourth proportional to 74,684.25, 103,017.16 and 44,447.01 is: 61,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,684.25 : 103,017.16 = 44,447.01 : x
  2. Step 2: Convert to fraction form
    74,684.25/103,017.16 = 44,447.01/x
  3. Step 3: Cross multiply
    74,684.25x = 103,017.16 × 44,447.01
  4. Step 4: Simplify right side
    74,684.25x = 4,578,804,740.69
  5. Step 5: Solve for x
    x = 4,578,804,740.69/74,684.25
  6. Step 6: Final answer
    x = 61,308.84

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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.