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Finding the Fourth Proportional to 46,505, 64,177.56 and 25,284.32

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Solution

The fourth proportional to 46,505, 64,177.56 and 25,284.32 is: 34,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,505 : 64,177.56 = 25,284.32 : x
  2. Step 2: Convert to fraction form
    46,505/64,177.56 = 25,284.32/x
  3. Step 3: Cross multiply
    46,505x = 64,177.56 × 25,284.32
  4. Step 4: Simplify right side
    46,505x = 1,622,685,963.86
  5. Step 5: Solve for x
    x = 1,622,685,963.86/46,505
  6. Step 6: Final answer
    x = 34,892.72

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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.