Home / 86,322.36-129,482.82-23,992.68

Finding the Fourth Proportional to 86,322.36, 129,482.82 and 23,992.68

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Solution

The fourth proportional to 86,322.36, 129,482.82 and 23,992.68 is: 35,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,322.36 : 129,482.82 = 23,992.68 : x
  2. Step 2: Convert to fraction form
    86,322.36/129,482.82 = 23,992.68/x
  3. Step 3: Cross multiply
    86,322.36x = 129,482.82 × 23,992.68
  4. Step 4: Simplify right side
    86,322.36x = 3,106,639,865.76
  5. Step 5: Solve for x
    x = 3,106,639,865.76/86,322.36
  6. Step 6: Final answer
    x = 35,988.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.