Home / 237,631.58-356,372.01-77,671.34

Finding the Fourth Proportional to 237,631.58, 356,372.01 and 77,671.34

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Solution

The fourth proportional to 237,631.58, 356,372.01 and 77,671.34 is: 116,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,631.58 : 356,372.01 = 77,671.34 : x
  2. Step 2: Convert to fraction form
    237,631.58/356,372.01 = 77,671.34/x
  3. Step 3: Cross multiply
    237,631.58x = 356,372.01 × 77,671.34
  4. Step 4: Simplify right side
    237,631.58x = 27,679,891,555.19
  5. Step 5: Solve for x
    x = 27,679,891,555.19/237,631.58
  6. Step 6: Final answer
    x = 116,482.38

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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.