Home / 135,685.26-187,306.83-117,463.50

Finding the Fourth Proportional to 135,685.26, 187,306.83 and 117,463.50

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Solution

The fourth proportional to 135,685.26, 187,306.83 and 117,463.50 is: 162,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,685.26 : 187,306.83 = 117,463.50 : x
  2. Step 2: Convert to fraction form
    135,685.26/187,306.83 = 117,463.50/x
  3. Step 3: Cross multiply
    135,685.26x = 187,306.83 × 117,463.50
  4. Step 4: Simplify right side
    135,685.26x = 22,001,715,825.71
  5. Step 5: Solve for x
    x = 22,001,715,825.71/135,685.26
  6. Step 6: Final answer
    x = 162,152.59

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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.