Home / 53,168.08-73,320.78-34,986.28

Finding the Fourth Proportional to 53,168.08, 73,320.78 and 34,986.28

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Solution

The fourth proportional to 53,168.08, 73,320.78 and 34,986.28 is: 48,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,168.08 : 73,320.78 = 34,986.28 : x
  2. Step 2: Convert to fraction form
    53,168.08/73,320.78 = 34,986.28/x
  3. Step 3: Cross multiply
    53,168.08x = 73,320.78 × 34,986.28
  4. Step 4: Simplify right side
    53,168.08x = 2,565,221,338.90
  5. Step 5: Solve for x
    x = 2,565,221,338.90/53,168.08
  6. Step 6: Final answer
    x = 48,247.39

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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.