Home / 226,534.61-312,548.52-148,988.15

Finding the Fourth Proportional to 226,534.61, 312,548.52 and 148,988.15

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Solution

The fourth proportional to 226,534.61, 312,548.52 and 148,988.15 is: 205,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,534.61 : 312,548.52 = 148,988.15 : x
  2. Step 2: Convert to fraction form
    226,534.61/312,548.52 = 148,988.15/x
  3. Step 3: Cross multiply
    226,534.61x = 312,548.52 × 148,988.15
  4. Step 4: Simplify right side
    226,534.61x = 46,566,024,217.30
  5. Step 5: Solve for x
    x = 46,566,024,217.30/226,534.61
  6. Step 6: Final answer
    x = 205,558.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.