Home / 107,133.22-160,733.79-64,485.36

Finding the Fourth Proportional to 107,133.22, 160,733.79 and 64,485.36

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Solution

The fourth proportional to 107,133.22, 160,733.79 and 64,485.36 is: 96,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,133.22 : 160,733.79 = 64,485.36 : x
  2. Step 2: Convert to fraction form
    107,133.22/160,733.79 = 64,485.36/x
  3. Step 3: Cross multiply
    107,133.22x = 160,733.79 × 64,485.36
  4. Step 4: Simplify right side
    107,133.22x = 10,364,976,312.31
  5. Step 5: Solve for x
    x = 10,364,976,312.31/107,133.22
  6. Step 6: Final answer
    x = 96,748.48

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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.