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Finding the Fourth Proportional to 245,374.83, 367,911.57 and 95,440.40

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Solution

The fourth proportional to 245,374.83, 367,911.57 and 95,440.40 is: 143,101.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,374.83 : 367,911.57 = 95,440.40 : x
  2. Step 2: Convert to fraction form
    245,374.83/367,911.57 = 95,440.40/x
  3. Step 3: Cross multiply
    245,374.83x = 367,911.57 × 95,440.40
  4. Step 4: Simplify right side
    245,374.83x = 35,113,625,565.87
  5. Step 5: Solve for x
    x = 35,113,625,565.87/245,374.83
  6. Step 6: Final answer
    x = 143,101.99

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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.