Home / 55,651.73-76,800.80-34,153.36

Finding the Fourth Proportional to 55,651.73, 76,800.80 and 34,153.36

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Solution

The fourth proportional to 55,651.73, 76,800.80 and 34,153.36 is: 47,132.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651.73 : 76,800.80 = 34,153.36 : x
  2. Step 2: Convert to fraction form
    55,651.73/76,800.80 = 34,153.36/x
  3. Step 3: Cross multiply
    55,651.73x = 76,800.80 × 34,153.36
  4. Step 4: Simplify right side
    55,651.73x = 2,623,005,264.07
  5. Step 5: Solve for x
    x = 2,623,005,264.07/55,651.73
  6. Step 6: Final answer
    x = 47,132.51

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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.