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Finding the Fourth Proportional to 245,711.98, 368,422.53 and 95,777.24

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Solution

The fourth proportional to 245,711.98, 368,422.53 and 95,777.24 is: 143,609.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,711.98 : 368,422.53 = 95,777.24 : x
  2. Step 2: Convert to fraction form
    245,711.98/368,422.53 = 95,777.24/x
  3. Step 3: Cross multiply
    245,711.98x = 368,422.53 × 95,777.24
  4. Step 4: Simplify right side
    245,711.98x = 35,286,490,875.94
  5. Step 5: Solve for x
    x = 35,286,490,875.94/245,711.98
  6. Step 6: Final answer
    x = 143,609.16

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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.