Home / 53,166.04-79,767.20-33,421.48

Finding the Fourth Proportional to 53,166.04, 79,767.20 and 33,421.48

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Solution

The fourth proportional to 53,166.04, 79,767.20 and 33,421.48 is: 50,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,166.04 : 79,767.20 = 33,421.48 : x
  2. Step 2: Convert to fraction form
    53,166.04/79,767.20 = 33,421.48/x
  3. Step 3: Cross multiply
    53,166.04x = 79,767.20 × 33,421.48
  4. Step 4: Simplify right side
    53,166.04x = 2,665,937,879.46
  5. Step 5: Solve for x
    x = 2,665,937,879.46/53,166.04
  6. Step 6: Final answer
    x = 50,143.62

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1.5x scale

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.