Home / 172,287.09-237,744.48-104,341.80

Finding the Fourth Proportional to 172,287.09, 237,744.48 and 104,341.80

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Solution

The fourth proportional to 172,287.09, 237,744.48 and 104,341.80 is: 143,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,287.09 : 237,744.48 = 104,341.80 : x
  2. Step 2: Convert to fraction form
    172,287.09/237,744.48 = 104,341.80/x
  3. Step 3: Cross multiply
    172,287.09x = 237,744.48 × 104,341.80
  4. Step 4: Simplify right side
    172,287.09x = 24,806,686,983.26
  5. Step 5: Solve for x
    x = 24,806,686,983.26/172,287.09
  6. Step 6: Final answer
    x = 143,984.60

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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.