Home / 88,767.60-133,173.96-26,438.64

Finding the Fourth Proportional to 88,767.60, 133,173.96 and 26,438.64

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Solution

The fourth proportional to 88,767.60, 133,173.96 and 26,438.64 is: 39,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,767.60 : 133,173.96 = 26,438.64 : x
  2. Step 2: Convert to fraction form
    88,767.60/133,173.96 = 26,438.64/x
  3. Step 3: Cross multiply
    88,767.60x = 133,173.96 × 26,438.64
  4. Step 4: Simplify right side
    88,767.60x = 3,520,938,385.81
  5. Step 5: Solve for x
    x = 3,520,938,385.81/88,767.60
  6. Step 6: Final answer
    x = 39,664.68

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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.