Home / 112,247.28-154,852.36-73,957.72

Finding the Fourth Proportional to 112,247.28, 154,852.36 and 73,957.72

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Solution

The fourth proportional to 112,247.28, 154,852.36 and 73,957.72 is: 102,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,247.28 : 154,852.36 = 73,957.72 : x
  2. Step 2: Convert to fraction form
    112,247.28/154,852.36 = 73,957.72/x
  3. Step 3: Cross multiply
    112,247.28x = 154,852.36 × 73,957.72
  4. Step 4: Simplify right side
    112,247.28x = 11,452,527,482.22
  5. Step 5: Solve for x
    x = 11,452,527,482.22/112,247.28
  6. Step 6: Final answer
    x = 102,029.44

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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.