Home / 214,266.65-321,421.85-74,007.05

Finding the Fourth Proportional to 214,266.65, 321,421.85 and 74,007.05

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Solution

The fourth proportional to 214,266.65, 321,421.85 and 74,007.05 is: 111,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,266.65 : 321,421.85 = 74,007.05 : x
  2. Step 2: Convert to fraction form
    214,266.65/321,421.85 = 74,007.05/x
  3. Step 3: Cross multiply
    214,266.65x = 321,421.85 × 74,007.05
  4. Step 4: Simplify right side
    214,266.65x = 23,787,482,554.01
  5. Step 5: Solve for x
    x = 23,787,482,554.01/214,266.65
  6. Step 6: Final answer
    x = 111,018.13

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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.