Home / 93,291.44-128,741.88-53,003.25

Finding the Fourth Proportional to 93,291.44, 128,741.88 and 53,003.25

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Solution

The fourth proportional to 93,291.44, 128,741.88 and 53,003.25 is: 73,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,291.44 : 128,741.88 = 53,003.25 : x
  2. Step 2: Convert to fraction form
    93,291.44/128,741.88 = 53,003.25/x
  3. Step 3: Cross multiply
    93,291.44x = 128,741.88 × 53,003.25
  4. Step 4: Simplify right side
    93,291.44x = 6,823,738,051.11
  5. Step 5: Solve for x
    x = 6,823,738,051.11/93,291.44
  6. Step 6: Final answer
    x = 73,144.31

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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.