Home / 134,954.24-186,237.12-75,338.24

Finding the Fourth Proportional to 134,954.24, 186,237.12 and 75,338.24

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Solution

The fourth proportional to 134,954.24, 186,237.12 and 75,338.24 is: 103,966.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,954.24 : 186,237.12 = 75,338.24 : x
  2. Step 2: Convert to fraction form
    134,954.24/186,237.12 = 75,338.24/x
  3. Step 3: Cross multiply
    134,954.24x = 186,237.12 × 75,338.24
  4. Step 4: Simplify right side
    134,954.24x = 14,030,776,843.47
  5. Step 5: Solve for x
    x = 14,030,776,843.47/134,954.24
  6. Step 6: Final answer
    x = 103,966.92

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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.