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Finding the Fourth Proportional to 94,539, 130,465.44 and 61,063.32

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Solution

The fourth proportional to 94,539, 130,465.44 and 61,063.32 is: 84,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,539 : 130,465.44 = 61,063.32 : x
  2. Step 2: Convert to fraction form
    94,539/130,465.44 = 61,063.32/x
  3. Step 3: Cross multiply
    94,539x = 130,465.44 × 61,063.32
  4. Step 4: Simplify right side
    94,539x = 7,966,652,911.66
  5. Step 5: Solve for x
    x = 7,966,652,911.66/94,539
  6. Step 6: Final answer
    x = 84,268.43

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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.