Home / 229,057.06-316,088.08-127,081.44

Finding the Fourth Proportional to 229,057.06, 316,088.08 and 127,081.44

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Solution

The fourth proportional to 229,057.06, 316,088.08 and 127,081.44 is: 175,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,057.06 : 316,088.08 = 127,081.44 : x
  2. Step 2: Convert to fraction form
    229,057.06/316,088.08 = 127,081.44/x
  3. Step 3: Cross multiply
    229,057.06x = 316,088.08 × 127,081.44
  4. Step 4: Simplify right side
    229,057.06x = 40,168,928,373.24
  5. Step 5: Solve for x
    x = 40,168,928,373.24/229,057.06
  6. Step 6: Final answer
    x = 175,366.47

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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.