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Finding the Fourth Proportional to 185,853.30, 260,719.50 and 185,853.30

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Solution

The fourth proportional to 185,853.30, 260,719.50 and 185,853.30 is: 260,719.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,853.30 : 260,719.50 = 185,853.30 : x
  2. Step 2: Convert to fraction form
    185,853.30/260,719.50 = 185,853.30/x
  3. Step 3: Cross multiply
    185,853.30x = 260,719.50 × 185,853.30
  4. Step 4: Simplify right side
    185,853.30x = 48,455,579,449.35
  5. Step 5: Solve for x
    x = 48,455,579,449.35/185,853.30
  6. Step 6: Final answer
    x = 260,719.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.