Home / 313,253.08-432,289.56-170,013.16

Finding the Fourth Proportional to 313,253.08, 432,289.56 and 170,013.16

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Solution

The fourth proportional to 313,253.08, 432,289.56 and 170,013.16 is: 234,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,253.08 : 432,289.56 = 170,013.16 : x
  2. Step 2: Convert to fraction form
    313,253.08/432,289.56 = 170,013.16/x
  3. Step 3: Cross multiply
    313,253.08x = 432,289.56 × 170,013.16
  4. Step 4: Simplify right side
    313,253.08x = 73,494,914,130.61
  5. Step 5: Solve for x
    x = 73,494,914,130.61/313,253.08
  6. Step 6: Final answer
    x = 234,618.33

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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.