Home / 86,784.40-130,176.60-24,454.90

Finding the Fourth Proportional to 86,784.40, 130,176.60 and 24,454.90

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Solution

The fourth proportional to 86,784.40, 130,176.60 and 24,454.90 is: 36,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,784.40 : 130,176.60 = 24,454.90 : x
  2. Step 2: Convert to fraction form
    86,784.40/130,176.60 = 24,454.90/x
  3. Step 3: Cross multiply
    86,784.40x = 130,176.60 × 24,454.90
  4. Step 4: Simplify right side
    86,784.40x = 3,183,455,735.34
  5. Step 5: Solve for x
    x = 3,183,455,735.34/86,784.40
  6. Step 6: Final answer
    x = 36,682.35

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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.