Home / 76,516.32-105,593.52-46,301.28

Finding the Fourth Proportional to 76,516.32, 105,593.52 and 46,301.28

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Solution

The fourth proportional to 76,516.32, 105,593.52 and 46,301.28 is: 63,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,516.32 : 105,593.52 = 46,301.28 : x
  2. Step 2: Convert to fraction form
    76,516.32/105,593.52 = 46,301.28/x
  3. Step 3: Cross multiply
    76,516.32x = 105,593.52 × 46,301.28
  4. Step 4: Simplify right side
    76,516.32x = 4,889,115,135.71
  5. Step 5: Solve for x
    x = 4,889,115,135.71/76,516.32
  6. Step 6: Final answer
    x = 63,896.37

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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.