Home / 229,603.24-316,856.27-126,241.81

Finding the Fourth Proportional to 229,603.24, 316,856.27 and 126,241.81

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Solution

The fourth proportional to 229,603.24, 316,856.27 and 126,241.81 is: 174,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,603.24 : 316,856.27 = 126,241.81 : x
  2. Step 2: Convert to fraction form
    229,603.24/316,856.27 = 126,241.81/x
  3. Step 3: Cross multiply
    229,603.24x = 316,856.27 × 126,241.81
  4. Step 4: Simplify right side
    229,603.24x = 40,000,507,848.00
  5. Step 5: Solve for x
    x = 40,000,507,848.00/229,603.24
  6. Step 6: Final answer
    x = 174,215.78

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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.