Home / 76,006.08-104,876.64-42,465.60

Finding the Fourth Proportional to 76,006.08, 104,876.64 and 42,465.60

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Solution

The fourth proportional to 76,006.08, 104,876.64 and 42,465.60 is: 58,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,006.08 : 104,876.64 = 42,465.60 : x
  2. Step 2: Convert to fraction form
    76,006.08/104,876.64 = 42,465.60/x
  3. Step 3: Cross multiply
    76,006.08x = 104,876.64 × 42,465.60
  4. Step 4: Simplify right side
    76,006.08x = 4,453,649,443.58
  5. Step 5: Solve for x
    x = 4,453,649,443.58/76,006.08
  6. Step 6: Final answer
    x = 58,595.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.