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Finding the Fourth Proportional to 229,473.46, 316,653.56 and 127,497.06

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Solution

The fourth proportional to 229,473.46, 316,653.56 and 127,497.06 is: 175,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,473.46 : 316,653.56 = 127,497.06 : x
  2. Step 2: Convert to fraction form
    229,473.46/316,653.56 = 127,497.06/x
  3. Step 3: Cross multiply
    229,473.46x = 316,653.56 × 127,497.06
  4. Step 4: Simplify right side
    229,473.46x = 40,372,397,938.53
  5. Step 5: Solve for x
    x = 40,372,397,938.53/229,473.46
  6. Step 6: Final answer
    x = 175,934.93

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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.