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Finding the Fourth Proportional to 60,065.86, 82,890.30 and 33,209.02

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Solution

The fourth proportional to 60,065.86, 82,890.30 and 33,209.02 is: 45,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,065.86 : 82,890.30 = 33,209.02 : x
  2. Step 2: Convert to fraction form
    60,065.86/82,890.30 = 33,209.02/x
  3. Step 3: Cross multiply
    60,065.86x = 82,890.30 × 33,209.02
  4. Step 4: Simplify right side
    60,065.86x = 2,752,705,630.51
  5. Step 5: Solve for x
    x = 2,752,705,630.51/60,065.86
  6. Step 6: Final answer
    x = 45,828.12

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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.