Home / 76,054.93-104,956.50-42,061.66

Finding the Fourth Proportional to 76,054.93, 104,956.50 and 42,061.66

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Solution

The fourth proportional to 76,054.93, 104,956.50 and 42,061.66 is: 58,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,054.93 : 104,956.50 = 42,061.66 : x
  2. Step 2: Convert to fraction form
    76,054.93/104,956.50 = 42,061.66/x
  3. Step 3: Cross multiply
    76,054.93x = 104,956.50 × 42,061.66
  4. Step 4: Simplify right side
    76,054.93x = 4,414,644,617.79
  5. Step 5: Solve for x
    x = 4,414,644,617.79/76,054.93
  6. Step 6: Final answer
    x = 58,045.48

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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.