Home / 187,660.74-281,459.36-52,693.86

Finding the Fourth Proportional to 187,660.74, 281,459.36 and 52,693.86

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Solution

The fourth proportional to 187,660.74, 281,459.36 and 52,693.86 is: 79,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,660.74 : 281,459.36 = 52,693.86 : x
  2. Step 2: Convert to fraction form
    187,660.74/281,459.36 = 52,693.86/x
  3. Step 3: Cross multiply
    187,660.74x = 281,459.36 × 52,693.86
  4. Step 4: Simplify right side
    187,660.74x = 14,831,180,111.53
  5. Step 5: Solve for x
    x = 14,831,180,111.53/187,660.74
  6. Step 6: Final answer
    x = 79,031.87

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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.