Home / 112,577.93-169,060.08-99,956.21

Finding the Fourth Proportional to 112,577.93, 169,060.08 and 99,956.21

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Solution

The fourth proportional to 112,577.93, 169,060.08 and 99,956.21 is: 150,105.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,577.93 : 169,060.08 = 99,956.21 : x
  2. Step 2: Convert to fraction form
    112,577.93/169,060.08 = 99,956.21/x
  3. Step 3: Cross multiply
    112,577.93x = 169,060.08 × 99,956.21
  4. Step 4: Simplify right side
    112,577.93x = 16,898,605,022.61
  5. Step 5: Solve for x
    x = 16,898,605,022.61/112,577.93
  6. Step 6: Final answer
    x = 150,105.84

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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.