Home / 219,365.32-302,731.14-134,568.04

Finding the Fourth Proportional to 219,365.32, 302,731.14 and 134,568.04

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Solution

The fourth proportional to 219,365.32, 302,731.14 and 134,568.04 is: 185,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,365.32 : 302,731.14 = 134,568.04 : x
  2. Step 2: Convert to fraction form
    219,365.32/302,731.14 = 134,568.04/x
  3. Step 3: Cross multiply
    219,365.32x = 302,731.14 × 134,568.04
  4. Step 4: Simplify right side
    219,365.32x = 40,737,936,156.77
  5. Step 5: Solve for x
    x = 40,737,936,156.77/219,365.32
  6. Step 6: Final answer
    x = 185,708.19

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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.