Home / 75,302.31-112,898.10-35,887.10

Finding the Fourth Proportional to 75,302.31, 112,898.10 and 35,887.10

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Solution

The fourth proportional to 75,302.31, 112,898.10 and 35,887.10 is: 53,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,302.31 : 112,898.10 = 35,887.10 : x
  2. Step 2: Convert to fraction form
    75,302.31/112,898.10 = 35,887.10/x
  3. Step 3: Cross multiply
    75,302.31x = 112,898.10 × 35,887.10
  4. Step 4: Simplify right side
    75,302.31x = 4,051,585,609.65
  5. Step 5: Solve for x
    x = 4,051,585,609.65/75,302.31
  6. Step 6: Final answer
    x = 53,804.27

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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.