Home / 91,030.50-136,451.94-34,855.26

Finding the Fourth Proportional to 91,030.50, 136,451.94 and 34,855.26

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Solution

The fourth proportional to 91,030.50, 136,451.94 and 34,855.26 is: 52,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,030.50 : 136,451.94 = 34,855.26 : x
  2. Step 2: Convert to fraction form
    91,030.50/136,451.94 = 34,855.26/x
  3. Step 3: Cross multiply
    91,030.50x = 136,451.94 × 34,855.26
  4. Step 4: Simplify right side
    91,030.50x = 4,756,067,846.20
  5. Step 5: Solve for x
    x = 4,756,067,846.20/91,030.50
  6. Step 6: Final answer
    x = 52,246.97

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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.