Home / 134,967.36-186,252.84-74,536.52

Finding the Fourth Proportional to 134,967.36, 186,252.84 and 74,536.52

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Solution

The fourth proportional to 134,967.36, 186,252.84 and 74,536.52 is: 102,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,967.36 : 186,252.84 = 74,536.52 : x
  2. Step 2: Convert to fraction form
    134,967.36/186,252.84 = 74,536.52/x
  3. Step 3: Cross multiply
    134,967.36x = 186,252.84 × 74,536.52
  4. Step 4: Simplify right side
    134,967.36x = 13,882,638,533.72
  5. Step 5: Solve for x
    x = 13,882,638,533.72/134,967.36
  6. Step 6: Final answer
    x = 102,859.23

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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.