Home / 135,962.34-204,068.02-69,449.10

Finding the Fourth Proportional to 135,962.34, 204,068.02 and 69,449.10

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Solution

The fourth proportional to 135,962.34, 204,068.02 and 69,449.10 is: 104,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,962.34 : 204,068.02 = 69,449.10 : x
  2. Step 2: Convert to fraction form
    135,962.34/204,068.02 = 69,449.10/x
  3. Step 3: Cross multiply
    135,962.34x = 204,068.02 × 69,449.10
  4. Step 4: Simplify right side
    135,962.34x = 14,172,340,327.78
  5. Step 5: Solve for x
    x = 14,172,340,327.78/135,962.34
  6. Step 6: Final answer
    x = 104,237.25

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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.