Home / 155,127.98-232,634.50-55,261.64

Finding the Fourth Proportional to 155,127.98, 232,634.50 and 55,261.64

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Solution

The fourth proportional to 155,127.98, 232,634.50 and 55,261.64 is: 82,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,127.98 : 232,634.50 = 55,261.64 : x
  2. Step 2: Convert to fraction form
    155,127.98/232,634.50 = 55,261.64/x
  3. Step 3: Cross multiply
    155,127.98x = 232,634.50 × 55,261.64
  4. Step 4: Simplify right side
    155,127.98x = 12,855,763,990.58
  5. Step 5: Solve for x
    x = 12,855,763,990.58/155,127.98
  6. Step 6: Final answer
    x = 82,871.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.