Home / 55,660.05-76,825.40-34,426.98

Finding the Fourth Proportional to 55,660.05, 76,825.40 and 34,426.98

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Solution

The fourth proportional to 55,660.05, 76,825.40 and 34,426.98 is: 47,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,660.05 : 76,825.40 = 34,426.98 : x
  2. Step 2: Convert to fraction form
    55,660.05/76,825.40 = 34,426.98/x
  3. Step 3: Cross multiply
    55,660.05x = 76,825.40 × 34,426.98
  4. Step 4: Simplify right side
    55,660.05x = 2,644,866,337.16
  5. Step 5: Solve for x
    x = 2,644,866,337.16/55,660.05
  6. Step 6: Final answer
    x = 47,518.22

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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.