Home / 134,588.34-202,069.32-68,075.28

Finding the Fourth Proportional to 134,588.34, 202,069.32 and 68,075.28

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Solution

The fourth proportional to 134,588.34, 202,069.32 and 68,075.28 is: 102,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,588.34 : 202,069.32 = 68,075.28 : x
  2. Step 2: Convert to fraction form
    134,588.34/202,069.32 = 68,075.28/x
  3. Step 3: Cross multiply
    134,588.34x = 202,069.32 × 68,075.28
  4. Step 4: Simplify right side
    134,588.34x = 13,755,925,538.41
  5. Step 5: Solve for x
    x = 13,755,925,538.41/134,588.34
  6. Step 6: Final answer
    x = 102,207.41

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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.