Home / 187,723.81-281,586.65-47,482.57

Finding the Fourth Proportional to 187,723.81, 281,586.65 and 47,482.57

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Solution

The fourth proportional to 187,723.81, 281,586.65 and 47,482.57 is: 71,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,723.81 : 281,586.65 = 47,482.57 : x
  2. Step 2: Convert to fraction form
    187,723.81/281,586.65 = 47,482.57/x
  3. Step 3: Cross multiply
    187,723.81x = 281,586.65 × 47,482.57
  4. Step 4: Simplify right side
    187,723.81x = 13,370,457,819.69
  5. Step 5: Solve for x
    x = 13,370,457,819.69/187,723.81
  6. Step 6: Final answer
    x = 71,224.09

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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.