Home / 311,130.66-429,327.43-175,162.13

Finding the Fourth Proportional to 311,130.66, 429,327.43 and 175,162.13

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Solution

The fourth proportional to 311,130.66, 429,327.43 and 175,162.13 is: 241,705.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,130.66 : 429,327.43 = 175,162.13 : x
  2. Step 2: Convert to fraction form
    311,130.66/429,327.43 = 175,162.13/x
  3. Step 3: Cross multiply
    311,130.66x = 429,327.43 × 175,162.13
  4. Step 4: Simplify right side
    311,130.66x = 75,201,907,106.23
  5. Step 5: Solve for x
    x = 75,201,907,106.23/311,130.66
  6. Step 6: Final answer
    x = 241,705.23

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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.