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Finding the Fourth Proportional to 235,804.74, 353,598.53 and 75,851.13

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Solution

The fourth proportional to 235,804.74, 353,598.53 and 75,851.13 is: 113,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,804.74 : 353,598.53 = 75,851.13 : x
  2. Step 2: Convert to fraction form
    235,804.74/353,598.53 = 75,851.13/x
  3. Step 3: Cross multiply
    235,804.74x = 353,598.53 × 75,851.13
  4. Step 4: Simplify right side
    235,804.74x = 26,820,847,687.58
  5. Step 5: Solve for x
    x = 26,820,847,687.58/235,804.74
  6. Step 6: Final answer
    x = 113,741.77

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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.