Home / 152,706.07-210,727.23-84,722.32

Finding the Fourth Proportional to 152,706.07, 210,727.23 and 84,722.32

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Solution

The fourth proportional to 152,706.07, 210,727.23 and 84,722.32 is: 116,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,706.07 : 210,727.23 = 84,722.32 : x
  2. Step 2: Convert to fraction form
    152,706.07/210,727.23 = 84,722.32/x
  3. Step 3: Cross multiply
    152,706.07x = 210,727.23 × 84,722.32
  4. Step 4: Simplify right side
    152,706.07x = 17,853,298,759.14
  5. Step 5: Solve for x
    x = 17,853,298,759.14/152,706.07
  6. Step 6: Final answer
    x = 116,912.83

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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.