Home / 65,442.08-90,202.24-46,297.12

Finding the Fourth Proportional to 65,442.08, 90,202.24 and 46,297.12

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Solution

The fourth proportional to 65,442.08, 90,202.24 and 46,297.12 is: 63,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,442.08 : 90,202.24 = 46,297.12 : x
  2. Step 2: Convert to fraction form
    65,442.08/90,202.24 = 46,297.12/x
  3. Step 3: Cross multiply
    65,442.08x = 90,202.24 × 46,297.12
  4. Step 4: Simplify right side
    65,442.08x = 4,176,103,929.55
  5. Step 5: Solve for x
    x = 4,176,103,929.55/65,442.08
  6. Step 6: Final answer
    x = 63,813.74

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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.