Home / 86,305.04-129,457.52-23,975.52

Finding the Fourth Proportional to 86,305.04, 129,457.52 and 23,975.52

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Solution

The fourth proportional to 86,305.04, 129,457.52 and 23,975.52 is: 35,963.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,305.04 : 129,457.52 = 23,975.52 : x
  2. Step 2: Convert to fraction form
    86,305.04/129,457.52 = 23,975.52/x
  3. Step 3: Cross multiply
    86,305.04x = 129,457.52 × 23,975.52
  4. Step 4: Simplify right side
    86,305.04x = 3,103,811,359.91
  5. Step 5: Solve for x
    x = 3,103,811,359.91/86,305.04
  6. Step 6: Final answer
    x = 35,963.27

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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.