Home / 155,664.42-214,822.17-92,056.74

Finding the Fourth Proportional to 155,664.42, 214,822.17 and 92,056.74

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Solution

The fourth proportional to 155,664.42, 214,822.17 and 92,056.74 is: 127,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,664.42 : 214,822.17 = 92,056.74 : x
  2. Step 2: Convert to fraction form
    155,664.42/214,822.17 = 92,056.74/x
  3. Step 3: Cross multiply
    155,664.42x = 214,822.17 × 92,056.74
  4. Step 4: Simplify right side
    155,664.42x = 19,775,828,649.93
  5. Step 5: Solve for x
    x = 19,775,828,649.93/155,664.42
  6. Step 6: Final answer
    x = 127,041.42

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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.