Home / 136,352.03-204,459.60-79,444.36

Finding the Fourth Proportional to 136,352.03, 204,459.60 and 79,444.36

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Solution

The fourth proportional to 136,352.03, 204,459.60 and 79,444.36 is: 119,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,352.03 : 204,459.60 = 79,444.36 : x
  2. Step 2: Convert to fraction form
    136,352.03/204,459.60 = 79,444.36/x
  3. Step 3: Cross multiply
    136,352.03x = 204,459.60 × 79,444.36
  4. Step 4: Simplify right side
    136,352.03x = 16,243,161,045.56
  5. Step 5: Solve for x
    x = 16,243,161,045.56/136,352.03
  6. Step 6: Final answer
    x = 119,126.65

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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.