Home / 55,868.74-77,115.21-33,223.69

Finding the Fourth Proportional to 55,868.74, 77,115.21 and 33,223.69

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Solution

The fourth proportional to 55,868.74, 77,115.21 and 33,223.69 is: 45,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,868.74 : 77,115.21 = 33,223.69 : x
  2. Step 2: Convert to fraction form
    55,868.74/77,115.21 = 33,223.69/x
  3. Step 3: Cross multiply
    55,868.74x = 77,115.21 × 33,223.69
  4. Step 4: Simplify right side
    55,868.74x = 2,562,051,831.32
  5. Step 5: Solve for x
    x = 2,562,051,831.32/55,868.74
  6. Step 6: Final answer
    x = 45,858.41

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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.