Home / 98,762.20-148,226.26-92,534.38

Finding the Fourth Proportional to 98,762.20, 148,226.26 and 92,534.38

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Solution

The fourth proportional to 98,762.20, 148,226.26 and 92,534.38 is: 138,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,762.20 : 148,226.26 = 92,534.38 : x
  2. Step 2: Convert to fraction form
    98,762.20/148,226.26 = 92,534.38/x
  3. Step 3: Cross multiply
    98,762.20x = 148,226.26 × 92,534.38
  4. Step 4: Simplify right side
    98,762.20x = 13,716,025,068.82
  5. Step 5: Solve for x
    x = 13,716,025,068.82/98,762.20
  6. Step 6: Final answer
    x = 138,879.30

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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.