Home / 229,144.62-316,210.20-127,174.32

Finding the Fourth Proportional to 229,144.62, 316,210.20 and 127,174.32

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Solution

The fourth proportional to 229,144.62, 316,210.20 and 127,174.32 is: 175,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,144.62 : 316,210.20 = 127,174.32 : x
  2. Step 2: Convert to fraction form
    229,144.62/316,210.20 = 127,174.32/x
  3. Step 3: Cross multiply
    229,144.62x = 316,210.20 × 127,174.32
  4. Step 4: Simplify right side
    229,144.62x = 40,213,817,162.06
  5. Step 5: Solve for x
    x = 40,213,817,162.06/229,144.62
  6. Step 6: Final answer
    x = 175,495.36

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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.