Home / 92,093.04-138,094.92-42,158.16

Finding the Fourth Proportional to 92,093.04, 138,094.92 and 42,158.16

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Solution

The fourth proportional to 92,093.04, 138,094.92 and 42,158.16 is: 63,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,093.04 : 138,094.92 = 42,158.16 : x
  2. Step 2: Convert to fraction form
    92,093.04/138,094.92 = 42,158.16/x
  3. Step 3: Cross multiply
    92,093.04x = 138,094.92 × 42,158.16
  4. Step 4: Simplify right side
    92,093.04x = 5,821,827,732.55
  5. Step 5: Solve for x
    x = 5,821,827,732.55/92,093.04
  6. Step 6: Final answer
    x = 63,216.80

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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.