Home / 229,163.33-316,240.64-127,182.81

Finding the Fourth Proportional to 229,163.33, 316,240.64 and 127,182.81

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Solution

The fourth proportional to 229,163.33, 316,240.64 and 127,182.81 is: 175,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,163.33 : 316,240.64 = 127,182.81 : x
  2. Step 2: Convert to fraction form
    229,163.33/316,240.64 = 127,182.81/x
  3. Step 3: Cross multiply
    229,163.33x = 316,240.64 × 127,182.81
  4. Step 4: Simplify right side
    229,163.33x = 40,220,372,595.48
  5. Step 5: Solve for x
    x = 40,220,372,595.48/229,163.33
  6. Step 6: Final answer
    x = 175,509.64

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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.