Home / 291,958.16-437,899.37-92,298.69

Finding the Fourth Proportional to 291,958.16, 437,899.37 and 92,298.69

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Solution

The fourth proportional to 291,958.16, 437,899.37 and 92,298.69 is: 138,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,958.16 : 437,899.37 = 92,298.69 : x
  2. Step 2: Convert to fraction form
    291,958.16/437,899.37 = 92,298.69/x
  3. Step 3: Cross multiply
    291,958.16x = 437,899.37 × 92,298.69
  4. Step 4: Simplify right side
    291,958.16x = 40,417,537,741.33
  5. Step 5: Solve for x
    x = 40,417,537,741.33/291,958.16
  6. Step 6: Final answer
    x = 138,436.06

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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.