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Finding the Fourth Proportional to 79,585.64, 109,828.26 and 46,052.20

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Solution

The fourth proportional to 79,585.64, 109,828.26 and 46,052.20 is: 63,552.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,585.64 : 109,828.26 = 46,052.20 : x
  2. Step 2: Convert to fraction form
    79,585.64/109,828.26 = 46,052.20/x
  3. Step 3: Cross multiply
    79,585.64x = 109,828.26 × 46,052.20
  4. Step 4: Simplify right side
    79,585.64x = 5,057,832,995.17
  5. Step 5: Solve for x
    x = 5,057,832,995.17/79,585.64
  6. Step 6: Final answer
    x = 63,552.08

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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.