Home / 118,235.36-163,168.27-64,523.84

Finding the Fourth Proportional to 118,235.36, 163,168.27 and 64,523.84

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Solution

The fourth proportional to 118,235.36, 163,168.27 and 64,523.84 is: 89,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,235.36 : 163,168.27 = 64,523.84 : x
  2. Step 2: Convert to fraction form
    118,235.36/163,168.27 = 64,523.84/x
  3. Step 3: Cross multiply
    118,235.36x = 163,168.27 × 64,523.84
  4. Step 4: Simplify right side
    118,235.36x = 10,528,242,369.41
  5. Step 5: Solve for x
    x = 10,528,242,369.41/118,235.36
  6. Step 6: Final answer
    x = 89,044.78

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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.