Home / 155,625.60-233,438.40-154,641.45

Finding the Fourth Proportional to 155,625.60, 233,438.40 and 154,641.45

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Solution

The fourth proportional to 155,625.60, 233,438.40 and 154,641.45 is: 231,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,625.60 : 233,438.40 = 154,641.45 : x
  2. Step 2: Convert to fraction form
    155,625.60/233,438.40 = 154,641.45/x
  3. Step 3: Cross multiply
    155,625.60x = 233,438.40 × 154,641.45
  4. Step 4: Simplify right side
    155,625.60x = 36,099,252,661.68
  5. Step 5: Solve for x
    x = 36,099,252,661.68/155,625.60
  6. Step 6: Final answer
    x = 231,962.18

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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.