Home / 131,970.24-197,958.60-43,304.40

Finding the Fourth Proportional to 131,970.24, 197,958.60 and 43,304.40

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Solution

The fourth proportional to 131,970.24, 197,958.60 and 43,304.40 is: 64,957.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,970.24 : 197,958.60 = 43,304.40 : x
  2. Step 2: Convert to fraction form
    131,970.24/197,958.60 = 43,304.40/x
  3. Step 3: Cross multiply
    131,970.24x = 197,958.60 × 43,304.40
  4. Step 4: Simplify right side
    131,970.24x = 8,572,478,397.84
  5. Step 5: Solve for x
    x = 8,572,478,397.84/131,970.24
  6. Step 6: Final answer
    x = 64,957.66

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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.