Home / 92,874.41-128,168.18-52,587.10

Finding the Fourth Proportional to 92,874.41, 128,168.18 and 52,587.10

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Solution

The fourth proportional to 92,874.41, 128,168.18 and 52,587.10 is: 72,571.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,874.41 : 128,168.18 = 52,587.10 : x
  2. Step 2: Convert to fraction form
    92,874.41/128,168.18 = 52,587.10/x
  3. Step 3: Cross multiply
    92,874.41x = 128,168.18 × 52,587.10
  4. Step 4: Simplify right side
    92,874.41x = 6,739,992,512.32
  5. Step 5: Solve for x
    x = 6,739,992,512.32/92,874.41
  6. Step 6: Final answer
    x = 72,571.04

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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.