Home / 187,715.79-281,570.70-45,562.24

Finding the Fourth Proportional to 187,715.79, 281,570.70 and 45,562.24

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Solution

The fourth proportional to 187,715.79, 281,570.70 and 45,562.24 is: 68,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,715.79 : 281,570.70 = 45,562.24 : x
  2. Step 2: Convert to fraction form
    187,715.79/281,570.70 = 45,562.24/x
  3. Step 3: Cross multiply
    187,715.79x = 281,570.70 × 45,562.24
  4. Step 4: Simplify right side
    187,715.79x = 12,828,990,956.94
  5. Step 5: Solve for x
    x = 12,828,990,956.94/187,715.79
  6. Step 6: Final answer
    x = 68,342.63

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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.