Home / 291,947.60-437,883.68-92,288.13

Finding the Fourth Proportional to 291,947.60, 437,883.68 and 92,288.13

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Solution

The fourth proportional to 291,947.60, 437,883.68 and 92,288.13 is: 138,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,947.60 : 437,883.68 = 92,288.13 : x
  2. Step 2: Convert to fraction form
    291,947.60/437,883.68 = 92,288.13/x
  3. Step 3: Cross multiply
    291,947.60x = 437,883.68 × 92,288.13
  4. Step 4: Simplify right side
    291,947.60x = 40,411,465,523.28
  5. Step 5: Solve for x
    x = 40,411,465,523.28/291,947.60
  6. Step 6: Final answer
    x = 138,420.27

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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.