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Finding the Fourth Proportional to 195,881.60, 293,476.80 and 160,630.40

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Solution

The fourth proportional to 195,881.60, 293,476.80 and 160,630.40 is: 240,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,881.60 : 293,476.80 = 160,630.40 : x
  2. Step 2: Convert to fraction form
    195,881.60/293,476.80 = 160,630.40/x
  3. Step 3: Cross multiply
    195,881.60x = 293,476.80 × 160,630.40
  4. Step 4: Simplify right side
    195,881.60x = 47,141,295,774.72
  5. Step 5: Solve for x
    x = 47,141,295,774.72/195,881.60
  6. Step 6: Final answer
    x = 240,662.19

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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.