Home / 73,180.32-100,996.32-52,779.24

Finding the Fourth Proportional to 73,180.32, 100,996.32 and 52,779.24

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Solution

The fourth proportional to 73,180.32, 100,996.32 and 52,779.24 is: 72,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.32 : 100,996.32 = 52,779.24 : x
  2. Step 2: Convert to fraction form
    73,180.32/100,996.32 = 52,779.24/x
  3. Step 3: Cross multiply
    73,180.32x = 100,996.32 × 52,779.24
  4. Step 4: Simplify right side
    73,180.32x = 5,330,509,012.40
  5. Step 5: Solve for x
    x = 5,330,509,012.40/73,180.32
  6. Step 6: Final answer
    x = 72,840.74

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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.