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Finding the Fourth Proportional to 60,137.61, 82,987.85 and 33,281.25

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Solution

The fourth proportional to 60,137.61, 82,987.85 and 33,281.25 is: 45,926.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,137.61 : 82,987.85 = 33,281.25 : x
  2. Step 2: Convert to fraction form
    60,137.61/82,987.85 = 33,281.25/x
  3. Step 3: Cross multiply
    60,137.61x = 82,987.85 × 33,281.25
  4. Step 4: Simplify right side
    60,137.61x = 2,761,939,216.41
  5. Step 5: Solve for x
    x = 2,761,939,216.41/60,137.61
  6. Step 6: Final answer
    x = 45,926.99

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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.