Home / 112,811.03-169,179.63-52,820.93

Finding the Fourth Proportional to 112,811.03, 169,179.63 and 52,820.93

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Solution

The fourth proportional to 112,811.03, 169,179.63 and 52,820.93 is: 79,214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,811.03 : 169,179.63 = 52,820.93 : x
  2. Step 2: Convert to fraction form
    112,811.03/169,179.63 = 52,820.93/x
  3. Step 3: Cross multiply
    112,811.03x = 169,179.63 × 52,820.93
  4. Step 4: Simplify right side
    112,811.03x = 8,936,225,816.60
  5. Step 5: Solve for x
    x = 8,936,225,816.60/112,811.03
  6. Step 6: Final answer
    x = 79,214.12

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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.