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Finding the Fourth Proportional to 251,520.93, 377,281.32 and 146,266.08

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Solution

The fourth proportional to 251,520.93, 377,281.32 and 146,266.08 is: 219,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,520.93 : 377,281.32 = 146,266.08 : x
  2. Step 2: Convert to fraction form
    251,520.93/377,281.32 = 146,266.08/x
  3. Step 3: Cross multiply
    251,520.93x = 377,281.32 × 146,266.08
  4. Step 4: Simplify right side
    251,520.93x = 55,183,459,733.63
  5. Step 5: Solve for x
    x = 55,183,459,733.63/251,520.93
  6. Step 6: Final answer
    x = 219,399.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.