Home / 134,423.76-185,498.04-73,992.90

Finding the Fourth Proportional to 134,423.76, 185,498.04 and 73,992.90

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Solution

The fourth proportional to 134,423.76, 185,498.04 and 73,992.90 is: 102,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,423.76 : 185,498.04 = 73,992.90 : x
  2. Step 2: Convert to fraction form
    134,423.76/185,498.04 = 73,992.90/x
  3. Step 3: Cross multiply
    134,423.76x = 185,498.04 × 73,992.90
  4. Step 4: Simplify right side
    134,423.76x = 13,725,537,923.92
  5. Step 5: Solve for x
    x = 13,725,537,923.92/134,423.76
  6. Step 6: Final answer
    x = 102,106.49

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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.