Home / 313,273.07-432,315.74-170,033.10

Finding the Fourth Proportional to 313,273.07, 432,315.74 and 170,033.10

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Solution

The fourth proportional to 313,273.07, 432,315.74 and 170,033.10 is: 234,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,273.07 : 432,315.74 = 170,033.10 : x
  2. Step 2: Convert to fraction form
    313,273.07/432,315.74 = 170,033.10/x
  3. Step 3: Cross multiply
    313,273.07x = 432,315.74 × 170,033.10
  4. Step 4: Simplify right side
    313,273.07x = 73,507,984,600.83
  5. Step 5: Solve for x
    x = 73,507,984,600.83/313,273.07
  6. Step 6: Final answer
    x = 234,645.08

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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.