Home / 153,109.83-229,613.67-64,346.79

Finding the Fourth Proportional to 153,109.83, 229,613.67 and 64,346.79

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Solution

The fourth proportional to 153,109.83, 229,613.67 and 64,346.79 is: 96,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,109.83 : 229,613.67 = 64,346.79 : x
  2. Step 2: Convert to fraction form
    153,109.83/229,613.67 = 64,346.79/x
  3. Step 3: Cross multiply
    153,109.83x = 229,613.67 × 64,346.79
  4. Step 4: Simplify right side
    153,109.83x = 14,774,902,604.62
  5. Step 5: Solve for x
    x = 14,774,902,604.62/153,109.83
  6. Step 6: Final answer
    x = 96,498.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.