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Finding the Fourth Proportional to 76,888.01, 106,108.07 and 44,620.13

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Solution

The fourth proportional to 76,888.01, 106,108.07 and 44,620.13 is: 61,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,888.01 : 106,108.07 = 44,620.13 : x
  2. Step 2: Convert to fraction form
    76,888.01/106,108.07 = 44,620.13/x
  3. Step 3: Cross multiply
    76,888.01x = 106,108.07 × 44,620.13
  4. Step 4: Simplify right side
    76,888.01x = 4,734,555,123.81
  5. Step 5: Solve for x
    x = 4,734,555,123.81/76,888.01
  6. Step 6: Final answer
    x = 61,577.29

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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.