Home / 76,653.72-105,794.64-46,460.16

Finding the Fourth Proportional to 76,653.72, 105,794.64 and 46,460.16

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Solution

The fourth proportional to 76,653.72, 105,794.64 and 46,460.16 is: 64,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,653.72 : 105,794.64 = 46,460.16 : x
  2. Step 2: Convert to fraction form
    76,653.72/105,794.64 = 46,460.16/x
  3. Step 3: Cross multiply
    76,653.72x = 105,794.64 × 46,460.16
  4. Step 4: Simplify right side
    76,653.72x = 4,915,235,901.54
  5. Step 5: Solve for x
    x = 4,915,235,901.54/76,653.72
  6. Step 6: Final answer
    x = 64,122.60

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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.