Home / 92,728.02-139,055.63-32,743.70

Finding the Fourth Proportional to 92,728.02, 139,055.63 and 32,743.70

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Solution

The fourth proportional to 92,728.02, 139,055.63 and 32,743.70 is: 49,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,728.02 : 139,055.63 = 32,743.70 : x
  2. Step 2: Convert to fraction form
    92,728.02/139,055.63 = 32,743.70/x
  3. Step 3: Cross multiply
    92,728.02x = 139,055.63 × 32,743.70
  4. Step 4: Simplify right side
    92,728.02x = 4,553,195,832.03
  5. Step 5: Solve for x
    x = 4,553,195,832.03/92,728.02
  6. Step 6: Final answer
    x = 49,102.70

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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.