Home / 53,134.90-73,329.50-29,261.57

Finding the Fourth Proportional to 53,134.90, 73,329.50 and 29,261.57

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Solution

The fourth proportional to 53,134.90, 73,329.50 and 29,261.57 is: 40,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,134.90 : 73,329.50 = 29,261.57 : x
  2. Step 2: Convert to fraction form
    53,134.90/73,329.50 = 29,261.57/x
  3. Step 3: Cross multiply
    53,134.90x = 73,329.50 × 29,261.57
  4. Step 4: Simplify right side
    53,134.90x = 2,145,736,581.55
  5. Step 5: Solve for x
    x = 2,145,736,581.55/53,134.90
  6. Step 6: Final answer
    x = 40,382.81

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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.