Home / 155,534.83-233,583.29-143,031.79

Finding the Fourth Proportional to 155,534.83, 233,583.29 and 143,031.79

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Solution

The fourth proportional to 155,534.83, 233,583.29 and 143,031.79 is: 214,806.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,534.83 : 233,583.29 = 143,031.79 : x
  2. Step 2: Convert to fraction form
    155,534.83/233,583.29 = 143,031.79/x
  3. Step 3: Cross multiply
    155,534.83x = 233,583.29 × 143,031.79
  4. Step 4: Simplify right side
    155,534.83x = 33,409,836,082.79
  5. Step 5: Solve for x
    x = 33,409,836,082.79/155,534.83
  6. Step 6: Final answer
    x = 214,806.14

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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.