Home / 76,064.97-104,967.45-42,074.81

Finding the Fourth Proportional to 76,064.97, 104,967.45 and 42,074.81

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Solution

The fourth proportional to 76,064.97, 104,967.45 and 42,074.81 is: 58,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,064.97 : 104,967.45 = 42,074.81 : x
  2. Step 2: Convert to fraction form
    76,064.97/104,967.45 = 42,074.81/x
  3. Step 3: Cross multiply
    76,064.97x = 104,967.45 × 42,074.81
  4. Step 4: Simplify right side
    76,064.97x = 4,416,484,990.10
  5. Step 5: Solve for x
    x = 4,416,484,990.10/76,064.97
  6. Step 6: Final answer
    x = 58,062.01

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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.