Home / 53,011.41-73,154.12-29,138.01

Finding the Fourth Proportional to 53,011.41, 73,154.12 and 29,138.01

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Solution

The fourth proportional to 53,011.41, 73,154.12 and 29,138.01 is: 40,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.41 : 73,154.12 = 29,138.01 : x
  2. Step 2: Convert to fraction form
    53,011.41/73,154.12 = 29,138.01/x
  3. Step 3: Cross multiply
    53,011.41x = 73,154.12 × 29,138.01
  4. Step 4: Simplify right side
    53,011.41x = 2,131,565,334.41
  5. Step 5: Solve for x
    x = 2,131,565,334.41/53,011.41
  6. Step 6: Final answer
    x = 40,209.56

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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.