Home / 155,636.34-233,527.41-76,707.51

Finding the Fourth Proportional to 155,636.34, 233,527.41 and 76,707.51

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Solution

The fourth proportional to 155,636.34, 233,527.41 and 76,707.51 is: 115,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,636.34 : 233,527.41 = 76,707.51 : x
  2. Step 2: Convert to fraction form
    155,636.34/233,527.41 = 76,707.51/x
  3. Step 3: Cross multiply
    155,636.34x = 233,527.41 × 76,707.51
  4. Step 4: Simplify right side
    155,636.34x = 17,913,306,137.85
  5. Step 5: Solve for x
    x = 17,913,306,137.85/155,636.34
  6. Step 6: Final answer
    x = 115,097.19

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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.