Home / 134,415.36-201,314.88-64,343.52

Finding the Fourth Proportional to 134,415.36, 201,314.88 and 64,343.52

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Solution

The fourth proportional to 134,415.36, 201,314.88 and 64,343.52 is: 96,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,415.36 : 201,314.88 = 64,343.52 : x
  2. Step 2: Convert to fraction form
    134,415.36/201,314.88 = 64,343.52/x
  3. Step 3: Cross multiply
    134,415.36x = 201,314.88 × 64,343.52
  4. Step 4: Simplify right side
    134,415.36x = 12,953,308,007.58
  5. Step 5: Solve for x
    x = 12,953,308,007.58/134,415.36
  6. Step 6: Final answer
    x = 96,367.77

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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.