Home / 219,715.64-329,559.33-70,063.18

Finding the Fourth Proportional to 219,715.64, 329,559.33 and 70,063.18

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Solution

The fourth proportional to 219,715.64, 329,559.33 and 70,063.18 is: 105,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,715.64 : 329,559.33 = 70,063.18 : x
  2. Step 2: Convert to fraction form
    219,715.64/329,559.33 = 70,063.18/x
  3. Step 3: Cross multiply
    219,715.64x = 329,559.33 × 70,063.18
  4. Step 4: Simplify right side
    219,715.64x = 23,089,974,097.31
  5. Step 5: Solve for x
    x = 23,089,974,097.31/219,715.64
  6. Step 6: Final answer
    x = 105,090.26

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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.