Home / 110,944.51-153,229.67-74,582.80

Finding the Fourth Proportional to 110,944.51, 153,229.67 and 74,582.80

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Solution

The fourth proportional to 110,944.51, 153,229.67 and 74,582.80 is: 103,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,944.51 : 153,229.67 = 74,582.80 : x
  2. Step 2: Convert to fraction form
    110,944.51/153,229.67 = 74,582.80/x
  3. Step 3: Cross multiply
    110,944.51x = 153,229.67 × 74,582.80
  4. Step 4: Simplify right side
    110,944.51x = 11,428,297,831.68
  5. Step 5: Solve for x
    x = 11,428,297,831.68/110,944.51
  6. Step 6: Final answer
    x = 103,009.13

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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.