Home / 237,417.48-327,639.96-129,985.56

Finding the Fourth Proportional to 237,417.48, 327,639.96 and 129,985.56

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Solution

The fourth proportional to 237,417.48, 327,639.96 and 129,985.56 is: 179,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,417.48 : 327,639.96 = 129,985.56 : x
  2. Step 2: Convert to fraction form
    237,417.48/327,639.96 = 129,985.56/x
  3. Step 3: Cross multiply
    237,417.48x = 327,639.96 × 129,985.56
  4. Step 4: Simplify right side
    237,417.48x = 42,588,463,678.98
  5. Step 5: Solve for x
    x = 42,588,463,678.98/237,417.48
  6. Step 6: Final answer
    x = 179,382.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.