Home / 76,459.10-114,688.67-23,873.09

Finding the Fourth Proportional to 76,459.10, 114,688.67 and 23,873.09

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Solution

The fourth proportional to 76,459.10, 114,688.67 and 23,873.09 is: 35,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,459.10 : 114,688.67 = 23,873.09 : x
  2. Step 2: Convert to fraction form
    76,459.10/114,688.67 = 23,873.09/x
  3. Step 3: Cross multiply
    76,459.10x = 114,688.67 × 23,873.09
  4. Step 4: Simplify right side
    76,459.10x = 2,737,973,108.25
  5. Step 5: Solve for x
    x = 2,737,973,108.25/76,459.10
  6. Step 6: Final answer
    x = 35,809.64

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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.