Home / 318,499.26-477,818.01-96,877.50

Finding the Fourth Proportional to 318,499.26, 477,818.01 and 96,877.50

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Solution

The fourth proportional to 318,499.26, 477,818.01 and 96,877.50 is: 145,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,499.26 : 477,818.01 = 96,877.50 : x
  2. Step 2: Convert to fraction form
    318,499.26/477,818.01 = 96,877.50/x
  3. Step 3: Cross multiply
    318,499.26x = 477,818.01 × 96,877.50
  4. Step 4: Simplify right side
    318,499.26x = 46,289,814,263.78
  5. Step 5: Solve for x
    x = 46,289,814,263.78/318,499.26
  6. Step 6: Final answer
    x = 145,337.27

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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.