Home / 134,338.38-185,386.95-73,907.72

Finding the Fourth Proportional to 134,338.38, 185,386.95 and 73,907.72

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Solution

The fourth proportional to 134,338.38, 185,386.95 and 73,907.72 is: 101,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,338.38 : 185,386.95 = 73,907.72 : x
  2. Step 2: Convert to fraction form
    134,338.38/185,386.95 = 73,907.72/x
  3. Step 3: Cross multiply
    134,338.38x = 185,386.95 × 73,907.72
  4. Step 4: Simplify right side
    134,338.38x = 13,701,526,792.25
  5. Step 5: Solve for x
    x = 13,701,526,792.25/134,338.38
  6. Step 6: Final answer
    x = 101,992.65

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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.