Home / 93,045.13-139,456.51-33,811.45

Finding the Fourth Proportional to 93,045.13, 139,456.51 and 33,811.45

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Solution

The fourth proportional to 93,045.13, 139,456.51 and 33,811.45 is: 50,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,045.13 : 139,456.51 = 33,811.45 : x
  2. Step 2: Convert to fraction form
    93,045.13/139,456.51 = 33,811.45/x
  3. Step 3: Cross multiply
    93,045.13x = 139,456.51 × 33,811.45
  4. Step 4: Simplify right side
    93,045.13x = 4,715,226,815.04
  5. Step 5: Solve for x
    x = 4,715,226,815.04/93,045.13
  6. Step 6: Final answer
    x = 50,676.77

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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.