Home / 53,078.48-73,250.04-29,206.88

Finding the Fourth Proportional to 53,078.48, 73,250.04 and 29,206.88

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Solution

The fourth proportional to 53,078.48, 73,250.04 and 29,206.88 is: 40,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,078.48 : 73,250.04 = 29,206.88 : x
  2. Step 2: Convert to fraction form
    53,078.48/73,250.04 = 29,206.88/x
  3. Step 3: Cross multiply
    53,078.48x = 73,250.04 × 29,206.88
  4. Step 4: Simplify right side
    53,078.48x = 2,139,405,128.28
  5. Step 5: Solve for x
    x = 2,139,405,128.28/53,078.48
  6. Step 6: Final answer
    x = 40,306.45

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1.5x scale

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.