Home / 165,256.32-247,890.36-52,921.94

Finding the Fourth Proportional to 165,256.32, 247,890.36 and 52,921.94

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Solution

The fourth proportional to 165,256.32, 247,890.36 and 52,921.94 is: 79,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,256.32 : 247,890.36 = 52,921.94 : x
  2. Step 2: Convert to fraction form
    165,256.32/247,890.36 = 52,921.94/x
  3. Step 3: Cross multiply
    165,256.32x = 247,890.36 × 52,921.94
  4. Step 4: Simplify right side
    165,256.32x = 13,118,838,758.50
  5. Step 5: Solve for x
    x = 13,118,838,758.50/165,256.32
  6. Step 6: Final answer
    x = 79,384.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.