Home / 135,038.10-202,581.75-46,300.56

Finding the Fourth Proportional to 135,038.10, 202,581.75 and 46,300.56

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Solution

The fourth proportional to 135,038.10, 202,581.75 and 46,300.56 is: 69,459.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,038.10 : 202,581.75 = 46,300.56 : x
  2. Step 2: Convert to fraction form
    135,038.10/202,581.75 = 46,300.56/x
  3. Step 3: Cross multiply
    135,038.10x = 202,581.75 × 46,300.56
  4. Step 4: Simplify right side
    135,038.10x = 9,379,648,470.78
  5. Step 5: Solve for x
    x = 9,379,648,470.78/135,038.10
  6. Step 6: Final answer
    x = 69,459.27

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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.