Home / 76,858.04-115,287.60-24,271.76

Finding the Fourth Proportional to 76,858.04, 115,287.60 and 24,271.76

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Solution

The fourth proportional to 76,858.04, 115,287.60 and 24,271.76 is: 36,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,858.04 : 115,287.60 = 24,271.76 : x
  2. Step 2: Convert to fraction form
    76,858.04/115,287.60 = 24,271.76/x
  3. Step 3: Cross multiply
    76,858.04x = 115,287.60 × 24,271.76
  4. Step 4: Simplify right side
    76,858.04x = 2,798,232,958.18
  5. Step 5: Solve for x
    x = 2,798,232,958.18/76,858.04
  6. Step 6: Final answer
    x = 36,407.81

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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.