Home / 313,329.04-432,394.56-170,089.12

Finding the Fourth Proportional to 313,329.04, 432,394.56 and 170,089.12

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Solution

The fourth proportional to 313,329.04, 432,394.56 and 170,089.12 is: 234,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,329.04 : 432,394.56 = 170,089.12 : x
  2. Step 2: Convert to fraction form
    313,329.04/432,394.56 = 170,089.12/x
  3. Step 3: Cross multiply
    313,329.04x = 432,394.56 × 170,089.12
  4. Step 4: Simplify right side
    313,329.04x = 73,545,610,203.19
  5. Step 5: Solve for x
    x = 73,545,610,203.19/313,329.04
  6. Step 6: Final answer
    x = 234,723.25

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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.