Home / 86,751.36-130,115.52-24,426.72

Finding the Fourth Proportional to 86,751.36, 130,115.52 and 24,426.72

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Solution

The fourth proportional to 86,751.36, 130,115.52 and 24,426.72 is: 36,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,751.36 : 130,115.52 = 24,426.72 : x
  2. Step 2: Convert to fraction form
    86,751.36/130,115.52 = 24,426.72/x
  3. Step 3: Cross multiply
    86,751.36x = 130,115.52 × 24,426.72
  4. Step 4: Simplify right side
    86,751.36x = 3,178,295,374.69
  5. Step 5: Solve for x
    x = 3,178,295,374.69/86,751.36
  6. Step 6: Final answer
    x = 36,636.84

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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.