Home / 101,054.13-151,480.02-83,339.43

Finding the Fourth Proportional to 101,054.13, 151,480.02 and 83,339.43

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Solution

The fourth proportional to 101,054.13, 151,480.02 and 83,339.43 is: 124,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,054.13 : 151,480.02 = 83,339.43 : x
  2. Step 2: Convert to fraction form
    101,054.13/151,480.02 = 83,339.43/x
  3. Step 3: Cross multiply
    101,054.13x = 151,480.02 × 83,339.43
  4. Step 4: Simplify right side
    101,054.13x = 12,624,258,523.19
  5. Step 5: Solve for x
    x = 12,624,258,523.19/101,054.13
  6. Step 6: Final answer
    x = 124,925.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.