Home / 81,923.76-113,055.03-46,114.32

Finding the Fourth Proportional to 81,923.76, 113,055.03 and 46,114.32

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Solution

The fourth proportional to 81,923.76, 113,055.03 and 46,114.32 is: 63,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,923.76 : 113,055.03 = 46,114.32 : x
  2. Step 2: Convert to fraction form
    81,923.76/113,055.03 = 46,114.32/x
  3. Step 3: Cross multiply
    81,923.76x = 113,055.03 × 46,114.32
  4. Step 4: Simplify right side
    81,923.76x = 5,213,455,831.03
  5. Step 5: Solve for x
    x = 5,213,455,831.03/81,923.76
  6. Step 6: Final answer
    x = 63,637.90

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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.