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Finding the Fourth Proportional to 60,041.88, 82,811.16 and 38,533.68

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Solution

The fourth proportional to 60,041.88, 82,811.16 and 38,533.68 is: 53,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,041.88 : 82,811.16 = 38,533.68 : x
  2. Step 2: Convert to fraction form
    60,041.88/82,811.16 = 38,533.68/x
  3. Step 3: Cross multiply
    60,041.88x = 82,811.16 × 38,533.68
  4. Step 4: Simplify right side
    60,041.88x = 3,191,018,739.87
  5. Step 5: Solve for x
    x = 3,191,018,739.87/60,041.88
  6. Step 6: Final answer
    x = 53,146.55

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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.