Home / 152,747.19-210,781.60-92,282.11

Finding the Fourth Proportional to 152,747.19, 210,781.60 and 92,282.11

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Solution

The fourth proportional to 152,747.19, 210,781.60 and 92,282.11 is: 127,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,747.19 : 210,781.60 = 92,282.11 : x
  2. Step 2: Convert to fraction form
    152,747.19/210,781.60 = 92,282.11/x
  3. Step 3: Cross multiply
    152,747.19x = 210,781.60 × 92,282.11
  4. Step 4: Simplify right side
    152,747.19x = 19,451,370,039.52
  5. Step 5: Solve for x
    x = 19,451,370,039.52/152,747.19
  6. Step 6: Final answer
    x = 127,343.55

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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.