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Finding the Fourth Proportional to 171,303.50, 257,056.50 and 95,465.36

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Solution

The fourth proportional to 171,303.50, 257,056.50 and 95,465.36 is: 143,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,303.50 : 257,056.50 = 95,465.36 : x
  2. Step 2: Convert to fraction form
    171,303.50/257,056.50 = 95,465.36/x
  3. Step 3: Cross multiply
    171,303.50x = 257,056.50 × 95,465.36
  4. Step 4: Simplify right side
    171,303.50x = 24,539,991,312.84
  5. Step 5: Solve for x
    x = 24,539,991,312.84/171,303.50
  6. Step 6: Final answer
    x = 143,254.47

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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.