Home / 286,764.04-395,732.18-159,438.52

Finding the Fourth Proportional to 286,764.04, 395,732.18 and 159,438.52

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Solution

The fourth proportional to 286,764.04, 395,732.18 and 159,438.52 is: 220,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,764.04 : 395,732.18 = 159,438.52 : x
  2. Step 2: Convert to fraction form
    286,764.04/395,732.18 = 159,438.52/x
  3. Step 3: Cross multiply
    286,764.04x = 395,732.18 × 159,438.52
  4. Step 4: Simplify right side
    286,764.04x = 63,094,953,095.57
  5. Step 5: Solve for x
    x = 63,094,953,095.57/286,764.04
  6. Step 6: Final answer
    x = 220,023.94

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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.