Home / 134,876.80-202,315.20-46,133.20

Finding the Fourth Proportional to 134,876.80, 202,315.20 and 46,133.20

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Solution

The fourth proportional to 134,876.80, 202,315.20 and 46,133.20 is: 69,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,876.80 : 202,315.20 = 46,133.20 : x
  2. Step 2: Convert to fraction form
    134,876.80/202,315.20 = 46,133.20/x
  3. Step 3: Cross multiply
    134,876.80x = 202,315.20 × 46,133.20
  4. Step 4: Simplify right side
    134,876.80x = 9,333,447,584.64
  5. Step 5: Solve for x
    x = 9,333,447,584.64/134,876.80
  6. Step 6: Final answer
    x = 69,199.80

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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.