Home / 92,475.08-138,733.26-36,320.60

Finding the Fourth Proportional to 92,475.08, 138,733.26 and 36,320.60

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Solution

The fourth proportional to 92,475.08, 138,733.26 and 36,320.60 is: 54,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,475.08 : 138,733.26 = 36,320.60 : x
  2. Step 2: Convert to fraction form
    92,475.08/138,733.26 = 36,320.60/x
  3. Step 3: Cross multiply
    92,475.08x = 138,733.26 × 36,320.60
  4. Step 4: Simplify right side
    92,475.08x = 5,038,875,243.16
  5. Step 5: Solve for x
    x = 5,038,875,243.16/92,475.08
  6. Step 6: Final answer
    x = 54,489.01

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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.