Home / 118,380.02-163,358.18-64,664.26

Finding the Fourth Proportional to 118,380.02, 163,358.18 and 64,664.26

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Solution

The fourth proportional to 118,380.02, 163,358.18 and 64,664.26 is: 89,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,380.02 : 163,358.18 = 64,664.26 : x
  2. Step 2: Convert to fraction form
    118,380.02/163,358.18 = 64,664.26/x
  3. Step 3: Cross multiply
    118,380.02x = 163,358.18 × 64,664.26
  4. Step 4: Simplify right side
    118,380.02x = 10,563,435,824.65
  5. Step 5: Solve for x
    x = 10,563,435,824.65/118,380.02
  6. Step 6: Final answer
    x = 89,233.27

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1.5x scale

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.