Home / 101,244.09-139,716.18-55,925.01

Finding the Fourth Proportional to 101,244.09, 139,716.18 and 55,925.01

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Solution

The fourth proportional to 101,244.09, 139,716.18 and 55,925.01 is: 77,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,244.09 : 139,716.18 = 55,925.01 : x
  2. Step 2: Convert to fraction form
    101,244.09/139,716.18 = 55,925.01/x
  3. Step 3: Cross multiply
    101,244.09x = 139,716.18 × 55,925.01
  4. Step 4: Simplify right side
    101,244.09x = 7,813,628,763.66
  5. Step 5: Solve for x
    x = 7,813,628,763.66/101,244.09
  6. Step 6: Final answer
    x = 77,176.15

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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.