Home / 253,457.13-349,747.09-151,462.28

Finding the Fourth Proportional to 253,457.13, 349,747.09 and 151,462.28

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Solution

The fourth proportional to 253,457.13, 349,747.09 and 151,462.28 is: 209,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,457.13 : 349,747.09 = 151,462.28 : x
  2. Step 2: Convert to fraction form
    253,457.13/349,747.09 = 151,462.28/x
  3. Step 3: Cross multiply
    253,457.13x = 349,747.09 × 151,462.28
  4. Step 4: Simplify right side
    253,457.13x = 52,973,491,612.80
  5. Step 5: Solve for x
    x = 52,973,491,612.80/253,457.13
  6. Step 6: Final answer
    x = 209,003.76

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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.