Home / 155,127.61-232,633.93-55,261.27

Finding the Fourth Proportional to 155,127.61, 232,633.93 and 55,261.27

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Solution

The fourth proportional to 155,127.61, 232,633.93 and 55,261.27 is: 82,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,127.61 : 232,633.93 = 55,261.27 : x
  2. Step 2: Convert to fraction form
    155,127.61/232,633.93 = 55,261.27/x
  3. Step 3: Cross multiply
    155,127.61x = 232,633.93 × 55,261.27
  4. Step 4: Simplify right side
    155,127.61x = 12,855,646,416.89
  5. Step 5: Solve for x
    x = 12,855,646,416.89/155,127.61
  6. Step 6: Final answer
    x = 82,871.43

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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.