Home / 82,135.04-113,345.88-44,408.48

Finding the Fourth Proportional to 82,135.04, 113,345.88 and 44,408.48

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Solution

The fourth proportional to 82,135.04, 113,345.88 and 44,408.48 is: 61,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,135.04 : 113,345.88 = 44,408.48 : x
  2. Step 2: Convert to fraction form
    82,135.04/113,345.88 = 44,408.48/x
  3. Step 3: Cross multiply
    82,135.04x = 113,345.88 × 44,408.48
  4. Step 4: Simplify right side
    82,135.04x = 5,033,518,245.06
  5. Step 5: Solve for x
    x = 5,033,518,245.06/82,135.04
  6. Step 6: Final answer
    x = 61,283.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.