Home / 60,782.20-83,918.55-38,152.24

Finding the Fourth Proportional to 60,782.20, 83,918.55 and 38,152.24

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Solution

The fourth proportional to 60,782.20, 83,918.55 and 38,152.24 is: 52,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.20 : 83,918.55 = 38,152.24 : x
  2. Step 2: Convert to fraction form
    60,782.20/83,918.55 = 38,152.24/x
  3. Step 3: Cross multiply
    60,782.20x = 83,918.55 × 38,152.24
  4. Step 4: Simplify right side
    60,782.20x = 3,201,680,660.05
  5. Step 5: Solve for x
    x = 3,201,680,660.05/60,782.20
  6. Step 6: Final answer
    x = 52,674.64

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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.