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Finding the Fourth Proportional to 154,955.60, 232,433.40 and 154,955.60

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Solution

The fourth proportional to 154,955.60, 232,433.40 and 154,955.60 is: 232,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,955.60 : 232,433.40 = 154,955.60 : x
  2. Step 2: Convert to fraction form
    154,955.60/232,433.40 = 154,955.60/x
  3. Step 3: Cross multiply
    154,955.60x = 232,433.40 × 154,955.60
  4. Step 4: Simplify right side
    154,955.60x = 36,016,856,957.04
  5. Step 5: Solve for x
    x = 36,016,856,957.04/154,955.60
  6. Step 6: Final answer
    x = 232,433.40

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1.5x scale

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.