Home / 74,421.60-111,650.62-36,999.30

Finding the Fourth Proportional to 74,421.60, 111,650.62 and 36,999.30

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Solution

The fourth proportional to 74,421.60, 111,650.62 and 36,999.30 is: 55,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,421.60 : 111,650.62 = 36,999.30 : x
  2. Step 2: Convert to fraction form
    74,421.60/111,650.62 = 36,999.30/x
  3. Step 3: Cross multiply
    74,421.60x = 111,650.62 × 36,999.30
  4. Step 4: Simplify right side
    74,421.60x = 4,130,994,784.57
  5. Step 5: Solve for x
    x = 4,130,994,784.57/74,421.60
  6. Step 6: Final answer
    x = 55,508.01

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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.