Home / 45,234.40-67,851.60-34,007.80

Finding the Fourth Proportional to 45,234.40, 67,851.60 and 34,007.80

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Solution

The fourth proportional to 45,234.40, 67,851.60 and 34,007.80 is: 51,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,234.40 : 67,851.60 = 34,007.80 : x
  2. Step 2: Convert to fraction form
    45,234.40/67,851.60 = 34,007.80/x
  3. Step 3: Cross multiply
    45,234.40x = 67,851.60 × 34,007.80
  4. Step 4: Simplify right side
    45,234.40x = 2,307,483,642.48
  5. Step 5: Solve for x
    x = 2,307,483,642.48/45,234.40
  6. Step 6: Final answer
    x = 51,011.70

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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.