Home / 163,769.69-245,651.78-73,762.34

Finding the Fourth Proportional to 163,769.69, 245,651.78 and 73,762.34

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Solution

The fourth proportional to 163,769.69, 245,651.78 and 73,762.34 is: 110,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,769.69 : 245,651.78 = 73,762.34 : x
  2. Step 2: Convert to fraction form
    163,769.69/245,651.78 = 73,762.34/x
  3. Step 3: Cross multiply
    163,769.69x = 245,651.78 × 73,762.34
  4. Step 4: Simplify right side
    163,769.69x = 18,119,849,074.11
  5. Step 5: Solve for x
    x = 18,119,849,074.11/163,769.69
  6. Step 6: Final answer
    x = 110,642.26

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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.