Home / 112,416.22-155,133.03-62,114.14

Finding the Fourth Proportional to 112,416.22, 155,133.03 and 62,114.14

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Solution

The fourth proportional to 112,416.22, 155,133.03 and 62,114.14 is: 85,716.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,416.22 : 155,133.03 = 62,114.14 : x
  2. Step 2: Convert to fraction form
    112,416.22/155,133.03 = 62,114.14/x
  3. Step 3: Cross multiply
    112,416.22x = 155,133.03 × 62,114.14
  4. Step 4: Simplify right side
    112,416.22x = 9,635,954,744.04
  5. Step 5: Solve for x
    x = 9,635,954,744.04/112,416.22
  6. Step 6: Final answer
    x = 85,716.77

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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.