Home / 261,988.47-393,030.22-149,795.19

Finding the Fourth Proportional to 261,988.47, 393,030.22 and 149,795.19

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Solution

The fourth proportional to 261,988.47, 393,030.22 and 149,795.19 is: 224,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,988.47 : 393,030.22 = 149,795.19 : x
  2. Step 2: Convert to fraction form
    261,988.47/393,030.22 = 149,795.19/x
  3. Step 3: Cross multiply
    261,988.47x = 393,030.22 × 149,795.19
  4. Step 4: Simplify right side
    261,988.47x = 58,874,034,515.49
  5. Step 5: Solve for x
    x = 58,874,034,515.49/261,988.47
  6. Step 6: Final answer
    x = 224,719.95

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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.