Home / 105,946.52-146,207.40-57,548.89

Finding the Fourth Proportional to 105,946.52, 146,207.40 and 57,548.89

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Solution

The fourth proportional to 105,946.52, 146,207.40 and 57,548.89 is: 79,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,946.52 : 146,207.40 = 57,548.89 : x
  2. Step 2: Convert to fraction form
    105,946.52/146,207.40 = 57,548.89/x
  3. Step 3: Cross multiply
    105,946.52x = 146,207.40 × 57,548.89
  4. Step 4: Simplify right side
    105,946.52x = 8,414,074,237.91
  5. Step 5: Solve for x
    x = 8,414,074,237.91/105,946.52
  6. Step 6: Final answer
    x = 79,418.13

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1.5x scale

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.