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Finding the Fourth Proportional to 235,804.37, 325,492.02 and 140,309.01

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Solution

The fourth proportional to 235,804.37, 325,492.02 and 140,309.01 is: 193,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,804.37 : 325,492.02 = 140,309.01 : x
  2. Step 2: Convert to fraction form
    235,804.37/325,492.02 = 140,309.01/x
  3. Step 3: Cross multiply
    235,804.37x = 325,492.02 × 140,309.01
  4. Step 4: Simplify right side
    235,804.37x = 45,669,463,089.10
  5. Step 5: Solve for x
    x = 45,669,463,089.10/235,804.37
  6. Step 6: Final answer
    x = 193,675.22

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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.