Home / 79,782.48-119,674.04-24,378.32

Finding the Fourth Proportional to 79,782.48, 119,674.04 and 24,378.32

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Solution

The fourth proportional to 79,782.48, 119,674.04 and 24,378.32 is: 36,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,782.48 : 119,674.04 = 24,378.32 : x
  2. Step 2: Convert to fraction form
    79,782.48/119,674.04 = 24,378.32/x
  3. Step 3: Cross multiply
    79,782.48x = 119,674.04 × 24,378.32
  4. Step 4: Simplify right side
    79,782.48x = 2,917,452,042.81
  5. Step 5: Solve for x
    x = 2,917,452,042.81/79,782.48
  6. Step 6: Final answer
    x = 36,567.58

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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.