Home / 152,363.22-210,107.08-101,310.33

Finding the Fourth Proportional to 152,363.22, 210,107.08 and 101,310.33

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Solution

The fourth proportional to 152,363.22, 210,107.08 and 101,310.33 is: 139,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,363.22 : 210,107.08 = 101,310.33 : x
  2. Step 2: Convert to fraction form
    152,363.22/210,107.08 = 101,310.33/x
  3. Step 3: Cross multiply
    152,363.22x = 210,107.08 × 101,310.33
  4. Step 4: Simplify right side
    152,363.22x = 21,286,017,610.14
  5. Step 5: Solve for x
    x = 21,286,017,610.14/152,363.22
  6. Step 6: Final answer
    x = 139,705.75

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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.