Home / 155,427.60-233,141.40-124,323.60

Finding the Fourth Proportional to 155,427.60, 233,141.40 and 124,323.60

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Solution

The fourth proportional to 155,427.60, 233,141.40 and 124,323.60 is: 186,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,427.60 : 233,141.40 = 124,323.60 : x
  2. Step 2: Convert to fraction form
    155,427.60/233,141.40 = 124,323.60/x
  3. Step 3: Cross multiply
    155,427.60x = 233,141.40 × 124,323.60
  4. Step 4: Simplify right side
    155,427.60x = 28,984,978,157.04
  5. Step 5: Solve for x
    x = 28,984,978,157.04/155,427.60
  6. Step 6: Final answer
    x = 186,485.40

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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.