Home / 163,958.69-245,938.10-126,573.35

Finding the Fourth Proportional to 163,958.69, 245,938.10 and 126,573.35

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Solution

The fourth proportional to 163,958.69, 245,938.10 and 126,573.35 is: 189,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,958.69 : 245,938.10 = 126,573.35 : x
  2. Step 2: Convert to fraction form
    163,958.69/245,938.10 = 126,573.35/x
  3. Step 3: Cross multiply
    163,958.69x = 245,938.10 × 126,573.35
  4. Step 4: Simplify right side
    163,958.69x = 31,129,207,347.08
  5. Step 5: Solve for x
    x = 31,129,207,347.08/163,958.69
  6. Step 6: Final answer
    x = 189,860.06

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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.