Home / 148,208.47-204,645.59-136,873.81

Finding the Fourth Proportional to 148,208.47, 204,645.59 and 136,873.81

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Solution

The fourth proportional to 148,208.47, 204,645.59 and 136,873.81 is: 188,994.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,208.47 : 204,645.59 = 136,873.81 : x
  2. Step 2: Convert to fraction form
    148,208.47/204,645.59 = 136,873.81/x
  3. Step 3: Cross multiply
    148,208.47x = 204,645.59 × 136,873.81
  4. Step 4: Simplify right side
    148,208.47x = 28,010,621,603.00
  5. Step 5: Solve for x
    x = 28,010,621,603.00/148,208.47
  6. Step 6: Final answer
    x = 188,994.74

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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.