Home / 155,401.52-233,191.64-65,437.14

Finding the Fourth Proportional to 155,401.52, 233,191.64 and 65,437.14

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Solution

The fourth proportional to 155,401.52, 233,191.64 and 65,437.14 is: 98,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,401.52 : 233,191.64 = 65,437.14 : x
  2. Step 2: Convert to fraction form
    155,401.52/233,191.64 = 65,437.14/x
  3. Step 3: Cross multiply
    155,401.52x = 233,191.64 × 65,437.14
  4. Step 4: Simplify right side
    155,401.52x = 15,259,393,292.81
  5. Step 5: Solve for x
    x = 15,259,393,292.81/155,401.52
  6. Step 6: Final answer
    x = 98,193.33

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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.