Home / 118,566.41-163,622.91-64,850.28

Finding the Fourth Proportional to 118,566.41, 163,622.91 and 64,850.28

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Solution

The fourth proportional to 118,566.41, 163,622.91 and 64,850.28 is: 89,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,566.41 : 163,622.91 = 64,850.28 : x
  2. Step 2: Convert to fraction form
    118,566.41/163,622.91 = 64,850.28/x
  3. Step 3: Cross multiply
    118,566.41x = 163,622.91 × 64,850.28
  4. Step 4: Simplify right side
    118,566.41x = 10,610,991,157.52
  5. Step 5: Solve for x
    x = 10,610,991,157.52/118,566.41
  6. Step 6: Final answer
    x = 89,494.08

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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.