Home / 187,327.53-258,518.21-102,444.62

Finding the Fourth Proportional to 187,327.53, 258,518.21 and 102,444.62

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Solution

The fourth proportional to 187,327.53, 258,518.21 and 102,444.62 is: 141,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,327.53 : 258,518.21 = 102,444.62 : x
  2. Step 2: Convert to fraction form
    187,327.53/258,518.21 = 102,444.62/x
  3. Step 3: Cross multiply
    187,327.53x = 258,518.21 × 102,444.62
  4. Step 4: Simplify right side
    187,327.53x = 26,483,797,981.72
  5. Step 5: Solve for x
    x = 26,483,797,981.72/187,327.53
  6. Step 6: Final answer
    x = 141,376.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.