Home / 66,404.14-99,442.18-49,496.60

Finding the Fourth Proportional to 66,404.14, 99,442.18 and 49,496.60

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Solution

The fourth proportional to 66,404.14, 99,442.18 and 49,496.60 is: 74,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,404.14 : 99,442.18 = 49,496.60 : x
  2. Step 2: Convert to fraction form
    66,404.14/99,442.18 = 49,496.60/x
  3. Step 3: Cross multiply
    66,404.14x = 99,442.18 × 49,496.60
  4. Step 4: Simplify right side
    66,404.14x = 4,922,050,117.06
  5. Step 5: Solve for x
    x = 4,922,050,117.06/66,404.14
  6. Step 6: Final answer
    x = 74,122.64

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1.5x scale

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.