Home / 64,513.45-96,801.88-28,999.86

Finding the Fourth Proportional to 64,513.45, 96,801.88 and 28,999.86

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Solution

The fourth proportional to 64,513.45, 96,801.88 and 28,999.86 is: 43,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513.45 : 96,801.88 = 28,999.86 : x
  2. Step 2: Convert to fraction form
    64,513.45/96,801.88 = 28,999.86/x
  3. Step 3: Cross multiply
    64,513.45x = 96,801.88 × 28,999.86
  4. Step 4: Simplify right side
    64,513.45x = 2,807,240,895.24
  5. Step 5: Solve for x
    x = 2,807,240,895.24/64,513.45
  6. Step 6: Final answer
    x = 43,514.04

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1.5x scale

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.