Home / 131,440.96-197,132.48-37,926.40

Finding the Fourth Proportional to 131,440.96, 197,132.48 and 37,926.40

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Solution

The fourth proportional to 131,440.96, 197,132.48 and 37,926.40 is: 56,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,440.96 : 197,132.48 = 37,926.40 : x
  2. Step 2: Convert to fraction form
    131,440.96/197,132.48 = 37,926.40/x
  3. Step 3: Cross multiply
    131,440.96x = 197,132.48 × 37,926.40
  4. Step 4: Simplify right side
    131,440.96x = 7,476,525,289.47
  5. Step 5: Solve for x
    x = 7,476,525,289.47/131,440.96
  6. Step 6: Final answer
    x = 56,881.24

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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.