Home / 61,387.58-92,081.37-40,606.22

Finding the Fourth Proportional to 61,387.58, 92,081.37 and 40,606.22

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Solution

The fourth proportional to 61,387.58, 92,081.37 and 40,606.22 is: 60,909.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,387.58 : 92,081.37 = 40,606.22 : x
  2. Step 2: Convert to fraction form
    61,387.58/92,081.37 = 40,606.22/x
  3. Step 3: Cross multiply
    61,387.58x = 92,081.37 × 40,606.22
  4. Step 4: Simplify right side
    61,387.58x = 3,739,076,368.12
  5. Step 5: Solve for x
    x = 3,739,076,368.12/61,387.58
  6. Step 6: Final answer
    x = 60,909.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.