Home / 156,479.04-215,968.68-92,851.92

Finding the Fourth Proportional to 156,479.04, 215,968.68 and 92,851.92

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Solution

The fourth proportional to 156,479.04, 215,968.68 and 92,851.92 is: 128,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,479.04 : 215,968.68 = 92,851.92 : x
  2. Step 2: Convert to fraction form
    156,479.04/215,968.68 = 92,851.92/x
  3. Step 3: Cross multiply
    156,479.04x = 215,968.68 × 92,851.92
  4. Step 4: Simplify right side
    156,479.04x = 20,053,106,597.87
  5. Step 5: Solve for x
    x = 20,053,106,597.87/156,479.04
  6. Step 6: Final answer
    x = 128,152.03

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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.