Home / 260,184.66-390,276.98-73,196.16

Finding the Fourth Proportional to 260,184.66, 390,276.98 and 73,196.16

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Solution

The fourth proportional to 260,184.66, 390,276.98 and 73,196.16 is: 109,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,184.66 : 390,276.98 = 73,196.16 : x
  2. Step 2: Convert to fraction form
    260,184.66/390,276.98 = 73,196.16/x
  3. Step 3: Cross multiply
    260,184.66x = 390,276.98 × 73,196.16
  4. Step 4: Simplify right side
    260,184.66x = 28,566,775,129.09
  5. Step 5: Solve for x
    x = 28,566,775,129.09/260,184.66
  6. Step 6: Final answer
    x = 109,794.23

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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.