Home / 313,349.18-432,427.13-170,109.24

Finding the Fourth Proportional to 313,349.18, 432,427.13 and 170,109.24

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Solution

The fourth proportional to 313,349.18, 432,427.13 and 170,109.24 is: 234,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,349.18 : 432,427.13 = 170,109.24 : x
  2. Step 2: Convert to fraction form
    313,349.18/432,427.13 = 170,109.24/x
  3. Step 3: Cross multiply
    313,349.18x = 432,427.13 × 170,109.24
  4. Step 4: Simplify right side
    313,349.18x = 73,559,849,589.14
  5. Step 5: Solve for x
    x = 73,559,849,589.14/313,349.18
  6. Step 6: Final answer
    x = 234,753.61

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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.