Home / 187,681.68-281,524.32-47,440.26

Finding the Fourth Proportional to 187,681.68, 281,524.32 and 47,440.26

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Solution

The fourth proportional to 187,681.68, 281,524.32 and 47,440.26 is: 71,160.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,681.68 : 281,524.32 = 47,440.26 : x
  2. Step 2: Convert to fraction form
    187,681.68/281,524.32 = 47,440.26/x
  3. Step 3: Cross multiply
    187,681.68x = 281,524.32 × 47,440.26
  4. Step 4: Simplify right side
    187,681.68x = 13,355,586,937.12
  5. Step 5: Solve for x
    x = 13,355,586,937.12/187,681.68
  6. Step 6: Final answer
    x = 71,160.84

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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.