Home / 316,444.05-474,592.24-91,744.18

Finding the Fourth Proportional to 316,444.05, 474,592.24 and 91,744.18

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Solution

The fourth proportional to 316,444.05, 474,592.24 and 91,744.18 is: 137,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,444.05 : 474,592.24 = 91,744.18 : x
  2. Step 2: Convert to fraction form
    316,444.05/474,592.24 = 91,744.18/x
  3. Step 3: Cross multiply
    316,444.05x = 474,592.24 × 91,744.18
  4. Step 4: Simplify right side
    316,444.05x = 43,541,075,893.16
  5. Step 5: Solve for x
    x = 43,541,075,893.16/316,444.05
  6. Step 6: Final answer
    x = 137,594.86

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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.