Home / 75,206.98-112,775.07-43,626.02

Finding the Fourth Proportional to 75,206.98, 112,775.07 and 43,626.02

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Solution

The fourth proportional to 75,206.98, 112,775.07 and 43,626.02 is: 65,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,206.98 : 112,775.07 = 43,626.02 : x
  2. Step 2: Convert to fraction form
    75,206.98/112,775.07 = 43,626.02/x
  3. Step 3: Cross multiply
    75,206.98x = 112,775.07 × 43,626.02
  4. Step 4: Simplify right side
    75,206.98x = 4,919,927,459.32
  5. Step 5: Solve for x
    x = 4,919,927,459.32/75,206.98
  6. Step 6: Final answer
    x = 65,418.50

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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.