Home / 187,601.93-281,108.04-145,011.62

Finding the Fourth Proportional to 187,601.93, 281,108.04 and 145,011.62

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Solution

The fourth proportional to 187,601.93, 281,108.04 and 145,011.62 is: 217,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,601.93 : 281,108.04 = 145,011.62 : x
  2. Step 2: Convert to fraction form
    187,601.93/281,108.04 = 145,011.62/x
  3. Step 3: Cross multiply
    187,601.93x = 281,108.04 × 145,011.62
  4. Step 4: Simplify right side
    187,601.93x = 40,763,932,253.14
  5. Step 5: Solve for x
    x = 40,763,932,253.14/187,601.93
  6. Step 6: Final answer
    x = 217,289.52

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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.