Home / 259,289.10-357,818.88-146,115.90

Finding the Fourth Proportional to 259,289.10, 357,818.88 and 146,115.90

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Solution

The fourth proportional to 259,289.10, 357,818.88 and 146,115.90 is: 201,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,289.10 : 357,818.88 = 146,115.90 : x
  2. Step 2: Convert to fraction form
    259,289.10/357,818.88 = 146,115.90/x
  3. Step 3: Cross multiply
    259,289.10x = 357,818.88 × 146,115.90
  4. Step 4: Simplify right side
    259,289.10x = 52,283,027,688.19
  5. Step 5: Solve for x
    x = 52,283,027,688.19/259,289.10
  6. Step 6: Final answer
    x = 201,639.90

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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.