Home / 85,267.22-117,599.41-75,036.16

Finding the Fourth Proportional to 85,267.22, 117,599.41 and 75,036.16

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Solution

The fourth proportional to 85,267.22, 117,599.41 and 75,036.16 is: 103,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,267.22 : 117,599.41 = 75,036.16 : x
  2. Step 2: Convert to fraction form
    85,267.22/117,599.41 = 75,036.16/x
  3. Step 3: Cross multiply
    85,267.22x = 117,599.41 × 75,036.16
  4. Step 4: Simplify right side
    85,267.22x = 8,824,208,144.67
  5. Step 5: Solve for x
    x = 8,824,208,144.67/85,267.22
  6. Step 6: Final answer
    x = 103,488.87

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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.