Home / 99,285.30-148,714.08-46,615.86

Finding the Fourth Proportional to 99,285.30, 148,714.08 and 46,615.86

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Solution

The fourth proportional to 99,285.30, 148,714.08 and 46,615.86 is: 69,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285.30 : 148,714.08 = 46,615.86 : x
  2. Step 2: Convert to fraction form
    99,285.30/148,714.08 = 46,615.86/x
  3. Step 3: Cross multiply
    99,285.30x = 148,714.08 × 46,615.86
  4. Step 4: Simplify right side
    99,285.30x = 6,932,434,733.31
  5. Step 5: Solve for x
    x = 6,932,434,733.31/99,285.30
  6. Step 6: Final answer
    x = 69,823.37

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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.