Home / 118,024.14-162,871.24-64,309.60

Finding the Fourth Proportional to 118,024.14, 162,871.24 and 64,309.60

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Solution

The fourth proportional to 118,024.14, 162,871.24 and 64,309.60 is: 88,746.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,024.14 : 162,871.24 = 64,309.60 : x
  2. Step 2: Convert to fraction form
    118,024.14/162,871.24 = 64,309.60/x
  3. Step 3: Cross multiply
    118,024.14x = 162,871.24 × 64,309.60
  4. Step 4: Simplify right side
    118,024.14x = 10,474,184,295.90
  5. Step 5: Solve for x
    x = 10,474,184,295.90/118,024.14
  6. Step 6: Final answer
    x = 88,746.12

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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.