Home / 77,162.55-115,752.33-24,559.74

Finding the Fourth Proportional to 77,162.55, 115,752.33 and 24,559.74

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Solution

The fourth proportional to 77,162.55, 115,752.33 and 24,559.74 is: 36,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,162.55 : 115,752.33 = 24,559.74 : x
  2. Step 2: Convert to fraction form
    77,162.55/115,752.33 = 24,559.74/x
  3. Step 3: Cross multiply
    77,162.55x = 115,752.33 × 24,559.74
  4. Step 4: Simplify right side
    77,162.55x = 2,842,847,129.19
  5. Step 5: Solve for x
    x = 2,842,847,129.19/77,162.55
  6. Step 6: Final answer
    x = 36,842.32

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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.