Home / 86,839.02-130,260.74-23,659.65

Finding the Fourth Proportional to 86,839.02, 130,260.74 and 23,659.65

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Solution

The fourth proportional to 86,839.02, 130,260.74 and 23,659.65 is: 35,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,839.02 : 130,260.74 = 23,659.65 : x
  2. Step 2: Convert to fraction form
    86,839.02/130,260.74 = 23,659.65/x
  3. Step 3: Cross multiply
    86,839.02x = 130,260.74 × 23,659.65
  4. Step 4: Simplify right side
    86,839.02x = 3,081,923,398.84
  5. Step 5: Solve for x
    x = 3,081,923,398.84/86,839.02
  6. Step 6: Final answer
    x = 35,490.08

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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.