Home / 175,045.08-262,173.60-122,688.30

Finding the Fourth Proportional to 175,045.08, 262,173.60 and 122,688.30

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Solution

The fourth proportional to 175,045.08, 262,173.60 and 122,688.30 is: 183,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,045.08 : 262,173.60 = 122,688.30 : x
  2. Step 2: Convert to fraction form
    175,045.08/262,173.60 = 122,688.30/x
  3. Step 3: Cross multiply
    175,045.08x = 262,173.60 × 122,688.30
  4. Step 4: Simplify right side
    175,045.08x = 32,165,633,288.88
  5. Step 5: Solve for x
    x = 32,165,633,288.88/175,045.08
  6. Step 6: Final answer
    x = 183,756.28

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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.