Home / 112,552.80-168,741.64-56,364.04

Finding the Fourth Proportional to 112,552.80, 168,741.64 and 56,364.04

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Solution

The fourth proportional to 112,552.80, 168,741.64 and 56,364.04 is: 84,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,552.80 : 168,741.64 = 56,364.04 : x
  2. Step 2: Convert to fraction form
    112,552.80/168,741.64 = 56,364.04/x
  3. Step 3: Cross multiply
    112,552.80x = 168,741.64 × 56,364.04
  4. Step 4: Simplify right side
    112,552.80x = 9,510,960,546.63
  5. Step 5: Solve for x
    x = 9,510,960,546.63/112,552.80
  6. Step 6: Final answer
    x = 84,502.21

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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.