Home / 229,146.46-316,151.23-133,585.49

Finding the Fourth Proportional to 229,146.46, 316,151.23 and 133,585.49

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Solution

The fourth proportional to 229,146.46, 316,151.23 and 133,585.49 is: 184,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,146.46 : 316,151.23 = 133,585.49 : x
  2. Step 2: Convert to fraction form
    229,146.46/316,151.23 = 133,585.49/x
  3. Step 3: Cross multiply
    229,146.46x = 316,151.23 × 133,585.49
  4. Step 4: Simplify right side
    229,146.46x = 42,233,216,973.65
  5. Step 5: Solve for x
    x = 42,233,216,973.65/229,146.46
  6. Step 6: Final answer
    x = 184,306.65

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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.