Home / 157,754.68-236,632.62-39,426.14

Finding the Fourth Proportional to 157,754.68, 236,632.62 and 39,426.14

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Solution

The fourth proportional to 157,754.68, 236,632.62 and 39,426.14 is: 59,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,754.68 : 236,632.62 = 39,426.14 : x
  2. Step 2: Convert to fraction form
    157,754.68/236,632.62 = 39,426.14/x
  3. Step 3: Cross multiply
    157,754.68x = 236,632.62 × 39,426.14
  4. Step 4: Simplify right side
    157,754.68x = 9,329,510,804.69
  5. Step 5: Solve for x
    x = 9,329,510,804.69/157,754.68
  6. Step 6: Final answer
    x = 59,139.36

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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.