Home / 155,720.40-233,580.60-124,616.40

Finding the Fourth Proportional to 155,720.40, 233,580.60 and 124,616.40

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Solution

The fourth proportional to 155,720.40, 233,580.60 and 124,616.40 is: 186,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,720.40 : 233,580.60 = 124,616.40 : x
  2. Step 2: Convert to fraction form
    155,720.40/233,580.60 = 124,616.40/x
  3. Step 3: Cross multiply
    155,720.40x = 233,580.60 × 124,616.40
  4. Step 4: Simplify right side
    155,720.40x = 29,107,973,481.84
  5. Step 5: Solve for x
    x = 29,107,973,481.84/155,720.40
  6. Step 6: Final answer
    x = 186,924.60

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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.