Home / 112,119.58-154,725.96-64,372.24

Finding the Fourth Proportional to 112,119.58, 154,725.96 and 64,372.24

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Solution

The fourth proportional to 112,119.58, 154,725.96 and 64,372.24 is: 88,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,119.58 : 154,725.96 = 64,372.24 : x
  2. Step 2: Convert to fraction form
    112,119.58/154,725.96 = 64,372.24/x
  3. Step 3: Cross multiply
    112,119.58x = 154,725.96 × 64,372.24
  4. Step 4: Simplify right side
    112,119.58x = 9,960,056,631.35
  5. Step 5: Solve for x
    x = 9,960,056,631.35/112,119.58
  6. Step 6: Final answer
    x = 88,834.23

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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.