Home / 74,966.28-112,467.87-52,822.89

Finding the Fourth Proportional to 74,966.28, 112,467.87 and 52,822.89

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Solution

The fourth proportional to 74,966.28, 112,467.87 and 52,822.89 is: 79,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966.28 : 112,467.87 = 52,822.89 : x
  2. Step 2: Convert to fraction form
    74,966.28/112,467.87 = 52,822.89/x
  3. Step 3: Cross multiply
    74,966.28x = 112,467.87 × 52,822.89
  4. Step 4: Simplify right side
    74,966.28x = 5,940,877,925.54
  5. Step 5: Solve for x
    x = 5,940,877,925.54/74,966.28
  6. Step 6: Final answer
    x = 79,247.34

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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.