Home / 187,664.18-281,509.83-52,748.15

Finding the Fourth Proportional to 187,664.18, 281,509.83 and 52,748.15

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Solution

The fourth proportional to 187,664.18, 281,509.83 and 52,748.15 is: 79,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,664.18 : 281,509.83 = 52,748.15 : x
  2. Step 2: Convert to fraction form
    187,664.18/281,509.83 = 52,748.15/x
  3. Step 3: Cross multiply
    187,664.18x = 281,509.83 × 52,748.15
  4. Step 4: Simplify right side
    187,664.18x = 14,849,121,331.77
  5. Step 5: Solve for x
    x = 14,849,121,331.77/187,664.18
  6. Step 6: Final answer
    x = 79,126.03

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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.