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Finding the Fourth Proportional to 155,631.60, 233,058.60 and 124,527.60

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Solution

The fourth proportional to 155,631.60, 233,058.60 and 124,527.60 is: 186,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,631.60 : 233,058.60 = 124,527.60 : x
  2. Step 2: Convert to fraction form
    155,631.60/233,058.60 = 124,527.60/x
  3. Step 3: Cross multiply
    155,631.60x = 233,058.60 × 124,527.60
  4. Step 4: Simplify right side
    155,631.60x = 29,022,228,117.36
  5. Step 5: Solve for x
    x = 29,022,228,117.36/155,631.60
  6. Step 6: Final answer
    x = 186,480.30

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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.