Home / 215,730.35-323,762.61-173,713.32

Finding the Fourth Proportional to 215,730.35, 323,762.61 and 173,713.32

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Solution

The fourth proportional to 215,730.35, 323,762.61 and 173,713.32 is: 260,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,730.35 : 323,762.61 = 173,713.32 : x
  2. Step 2: Convert to fraction form
    215,730.35/323,762.61 = 173,713.32/x
  3. Step 3: Cross multiply
    215,730.35x = 323,762.61 × 173,713.32
  4. Step 4: Simplify right side
    215,730.35x = 56,241,875,387.59
  5. Step 5: Solve for x
    x = 56,241,875,387.59/215,730.35
  6. Step 6: Final answer
    x = 260,704.52

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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.