Home / 316,562.28-474,868.01-91,926.42

Finding the Fourth Proportional to 316,562.28, 474,868.01 and 91,926.42

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Solution

The fourth proportional to 316,562.28, 474,868.01 and 91,926.42 is: 137,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,562.28 : 474,868.01 = 91,926.42 : x
  2. Step 2: Convert to fraction form
    316,562.28/474,868.01 = 91,926.42/x
  3. Step 3: Cross multiply
    316,562.28x = 474,868.01 × 91,926.42
  4. Step 4: Simplify right side
    316,562.28x = 43,652,916,131.82
  5. Step 5: Solve for x
    x = 43,652,916,131.82/316,562.28
  6. Step 6: Final answer
    x = 137,896.77

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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.