Home / 80,328.09-110,856.50-44,518.10

Finding the Fourth Proportional to 80,328.09, 110,856.50 and 44,518.10

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Solution

The fourth proportional to 80,328.09, 110,856.50 and 44,518.10 is: 61,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,328.09 : 110,856.50 = 44,518.10 : x
  2. Step 2: Convert to fraction form
    80,328.09/110,856.50 = 44,518.10/x
  3. Step 3: Cross multiply
    80,328.09x = 110,856.50 × 44,518.10
  4. Step 4: Simplify right side
    80,328.09x = 4,935,120,922.18
  5. Step 5: Solve for x
    x = 4,935,120,922.18/80,328.09
  6. Step 6: Final answer
    x = 61,437.05

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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.