Home / 229,747.06-316,830.91-152,099.79

Finding the Fourth Proportional to 229,747.06, 316,830.91 and 152,099.79

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Solution

The fourth proportional to 229,747.06, 316,830.91 and 152,099.79 is: 209,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,747.06 : 316,830.91 = 152,099.79 : x
  2. Step 2: Convert to fraction form
    229,747.06/316,830.91 = 152,099.79/x
  3. Step 3: Cross multiply
    229,747.06x = 316,830.91 × 152,099.79
  4. Step 4: Simplify right side
    229,747.06x = 48,189,915,668.59
  5. Step 5: Solve for x
    x = 48,189,915,668.59/229,747.06
  6. Step 6: Final answer
    x = 209,752.05

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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.