Home / 88,547.50-122,198.41-50,306.35

Finding the Fourth Proportional to 88,547.50, 122,198.41 and 50,306.35

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Solution

The fourth proportional to 88,547.50, 122,198.41 and 50,306.35 is: 69,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,547.50 : 122,198.41 = 50,306.35 : x
  2. Step 2: Convert to fraction form
    88,547.50/122,198.41 = 50,306.35/x
  3. Step 3: Cross multiply
    88,547.50x = 122,198.41 × 50,306.35
  4. Step 4: Simplify right side
    88,547.50x = 6,147,355,686.44
  5. Step 5: Solve for x
    x = 6,147,355,686.44/88,547.50
  6. Step 6: Final answer
    x = 69,424.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.