Home / 76,089.36-104,998.97-42,095.88

Finding the Fourth Proportional to 76,089.36, 104,998.97 and 42,095.88

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Solution

The fourth proportional to 76,089.36, 104,998.97 and 42,095.88 is: 58,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,089.36 : 104,998.97 = 42,095.88 : x
  2. Step 2: Convert to fraction form
    76,089.36/104,998.97 = 42,095.88/x
  3. Step 3: Cross multiply
    76,089.36x = 104,998.97 × 42,095.88
  4. Step 4: Simplify right side
    76,089.36x = 4,420,023,830.76
  5. Step 5: Solve for x
    x = 4,420,023,830.76/76,089.36
  6. Step 6: Final answer
    x = 58,089.91

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1.5x scale

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.