Home / 72,826.08-100,509.60-41,001.18

Finding the Fourth Proportional to 72,826.08, 100,509.60 and 41,001.18

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Solution

The fourth proportional to 72,826.08, 100,509.60 and 41,001.18 is: 56,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,826.08 : 100,509.60 = 41,001.18 : x
  2. Step 2: Convert to fraction form
    72,826.08/100,509.60 = 41,001.18/x
  3. Step 3: Cross multiply
    72,826.08x = 100,509.60 × 41,001.18
  4. Step 4: Simplify right side
    72,826.08x = 4,121,012,201.33
  5. Step 5: Solve for x
    x = 4,121,012,201.33/72,826.08
  6. Step 6: Final answer
    x = 56,587.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.