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Finding the Fourth Proportional to 60,312.42, 83,231.82 and 33,455.70

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Solution

The fourth proportional to 60,312.42, 83,231.82 and 33,455.70 is: 46,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,312.42 : 83,231.82 = 33,455.70 : x
  2. Step 2: Convert to fraction form
    60,312.42/83,231.82 = 33,455.70/x
  3. Step 3: Cross multiply
    60,312.42x = 83,231.82 × 33,455.70
  4. Step 4: Simplify right side
    60,312.42x = 2,784,578,800.37
  5. Step 5: Solve for x
    x = 2,784,578,800.37/60,312.42
  6. Step 6: Final answer
    x = 46,169.24

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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.