Home / 175,288.64-262,959.60-64,472

Finding the Fourth Proportional to 175,288.64, 262,959.60 and 64,472

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Solution

The fourth proportional to 175,288.64, 262,959.60 and 64,472 is: 96,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,288.64 : 262,959.60 = 64,472 : x
  2. Step 2: Convert to fraction form
    175,288.64/262,959.60 = 64,472/x
  3. Step 3: Cross multiply
    175,288.64x = 262,959.60 × 64,472
  4. Step 4: Simplify right side
    175,288.64x = 16,953,531,331.20
  5. Step 5: Solve for x
    x = 16,953,531,331.20/175,288.64
  6. Step 6: Final answer
    x = 96,717.80

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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.