Home / 78,468.11-108,295.07-46,636.73

Finding the Fourth Proportional to 78,468.11, 108,295.07 and 46,636.73

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Solution

The fourth proportional to 78,468.11, 108,295.07 and 46,636.73 is: 64,364.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,468.11 : 108,295.07 = 46,636.73 : x
  2. Step 2: Convert to fraction form
    78,468.11/108,295.07 = 46,636.73/x
  3. Step 3: Cross multiply
    78,468.11x = 108,295.07 × 46,636.73
  4. Step 4: Simplify right side
    78,468.11x = 5,050,527,165.26
  5. Step 5: Solve for x
    x = 5,050,527,165.26/78,468.11
  6. Step 6: Final answer
    x = 64,364.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.