Home / 46,919.22-70,015.04-42,728.28

Finding the Fourth Proportional to 46,919.22, 70,015.04 and 42,728.28

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Solution

The fourth proportional to 46,919.22, 70,015.04 and 42,728.28 is: 63,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,919.22 : 70,015.04 = 42,728.28 : x
  2. Step 2: Convert to fraction form
    46,919.22/70,015.04 = 42,728.28/x
  3. Step 3: Cross multiply
    46,919.22x = 70,015.04 × 42,728.28
  4. Step 4: Simplify right side
    46,919.22x = 2,991,622,019.69
  5. Step 5: Solve for x
    x = 2,991,622,019.69/46,919.22
  6. Step 6: Final answer
    x = 63,761.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.