Home / 187,292.42-280,494.74-107,373.81

Finding the Fourth Proportional to 187,292.42, 280,494.74 and 107,373.81

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Solution

The fourth proportional to 187,292.42, 280,494.74 and 107,373.81 is: 160,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,292.42 : 280,494.74 = 107,373.81 : x
  2. Step 2: Convert to fraction form
    187,292.42/280,494.74 = 107,373.81/x
  3. Step 3: Cross multiply
    187,292.42x = 280,494.74 × 107,373.81
  4. Step 4: Simplify right side
    187,292.42x = 30,117,788,381.89
  5. Step 5: Solve for x
    x = 30,117,788,381.89/187,292.42
  6. Step 6: Final answer
    x = 160,806.24

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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.