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Finding the Fourth Proportional to 229,007.19, 316,034.99 and 127,029.33

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Solution

The fourth proportional to 229,007.19, 316,034.99 and 127,029.33 is: 175,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,007.19 : 316,034.99 = 127,029.33 : x
  2. Step 2: Convert to fraction form
    229,007.19/316,034.99 = 127,029.33/x
  3. Step 3: Cross multiply
    229,007.19x = 316,034.99 × 127,029.33
  4. Step 4: Simplify right side
    229,007.19x = 40,145,713,036.26
  5. Step 5: Solve for x
    x = 40,145,713,036.26/229,007.19
  6. Step 6: Final answer
    x = 175,303.29

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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.