Home / 229,220.46-316,316.07-127,250.37

Finding the Fourth Proportional to 229,220.46, 316,316.07 and 127,250.37

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Solution

The fourth proportional to 229,220.46, 316,316.07 and 127,250.37 is: 175,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,220.46 : 316,316.07 = 127,250.37 : x
  2. Step 2: Convert to fraction form
    229,220.46/316,316.07 = 127,250.37/x
  3. Step 3: Cross multiply
    229,220.46x = 316,316.07 × 127,250.37
  4. Step 4: Simplify right side
    229,220.46x = 40,251,336,944.45
  5. Step 5: Solve for x
    x = 40,251,336,944.45/229,220.46
  6. Step 6: Final answer
    x = 175,600.98

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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.