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Finding the Fourth Proportional to 80,417.95, 110,971.49 and 44,606.72

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Solution

The fourth proportional to 80,417.95, 110,971.49 and 44,606.72 is: 61,554.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,417.95 : 110,971.49 = 44,606.72 : x
  2. Step 2: Convert to fraction form
    80,417.95/110,971.49 = 44,606.72/x
  3. Step 3: Cross multiply
    80,417.95x = 110,971.49 × 44,606.72
  4. Step 4: Simplify right side
    80,417.95x = 4,950,074,236.81
  5. Step 5: Solve for x
    x = 4,950,074,236.81/80,417.95
  6. Step 6: Final answer
    x = 61,554.35

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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.