Home / 229,071.03-316,112.07-127,096.08

Finding the Fourth Proportional to 229,071.03, 316,112.07 and 127,096.08

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Solution

The fourth proportional to 229,071.03, 316,112.07 and 127,096.08 is: 175,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,071.03 : 316,112.07 = 127,096.08 : x
  2. Step 2: Convert to fraction form
    229,071.03/316,112.07 = 127,096.08/x
  3. Step 3: Cross multiply
    229,071.03x = 316,112.07 × 127,096.08
  4. Step 4: Simplify right side
    229,071.03x = 40,176,604,937.69
  5. Step 5: Solve for x
    x = 40,176,604,937.69/229,071.03
  6. Step 6: Final answer
    x = 175,389.29

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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.