Home / 57,404.46-86,091.09-36,312.81

Finding the Fourth Proportional to 57,404.46, 86,091.09 and 36,312.81

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Solution

The fourth proportional to 57,404.46, 86,091.09 and 36,312.81 is: 54,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,404.46 : 86,091.09 = 36,312.81 : x
  2. Step 2: Convert to fraction form
    57,404.46/86,091.09 = 36,312.81/x
  3. Step 3: Cross multiply
    57,404.46x = 86,091.09 × 36,312.81
  4. Step 4: Simplify right side
    57,404.46x = 3,126,209,393.86
  5. Step 5: Solve for x
    x = 3,126,209,393.86/57,404.46
  6. Step 6: Final answer
    x = 54,459.35

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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.