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Finding the Fourth Proportional to 109,756.62, 151,464.60 and 59,455.62

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Solution

The fourth proportional to 109,756.62, 151,464.60 and 59,455.62 is: 82,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,756.62 : 151,464.60 = 59,455.62 : x
  2. Step 2: Convert to fraction form
    109,756.62/151,464.60 = 59,455.62/x
  3. Step 3: Cross multiply
    109,756.62x = 151,464.60 × 59,455.62
  4. Step 4: Simplify right side
    109,756.62x = 9,005,421,701.05
  5. Step 5: Solve for x
    x = 9,005,421,701.05/109,756.62
  6. Step 6: Final answer
    x = 82,049.01

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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.