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Finding the Fourth Proportional to 134,281.98, 185,314.23 and 73,855.44

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Solution

The fourth proportional to 134,281.98, 185,314.23 and 73,855.44 is: 101,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,281.98 : 185,314.23 = 73,855.44 : x
  2. Step 2: Convert to fraction form
    134,281.98/185,314.23 = 73,855.44/x
  3. Step 3: Cross multiply
    134,281.98x = 185,314.23 × 73,855.44
  4. Step 4: Simplify right side
    134,281.98x = 13,686,463,994.91
  5. Step 5: Solve for x
    x = 13,686,463,994.91/134,281.98
  6. Step 6: Final answer
    x = 101,923.31

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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.