Home / 74,744.21-103,155.05-46,057.74

Finding the Fourth Proportional to 74,744.21, 103,155.05 and 46,057.74

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Solution

The fourth proportional to 74,744.21, 103,155.05 and 46,057.74 is: 63,564.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,744.21 : 103,155.05 = 46,057.74 : x
  2. Step 2: Convert to fraction form
    74,744.21/103,155.05 = 46,057.74/x
  3. Step 3: Cross multiply
    74,744.21x = 103,155.05 × 46,057.74
  4. Step 4: Simplify right side
    74,744.21x = 4,751,088,242.30
  5. Step 5: Solve for x
    x = 4,751,088,242.30/74,744.21
  6. Step 6: Final answer
    x = 63,564.64

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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.