Home / 152,947.56-211,073.54-84,969.64

Finding the Fourth Proportional to 152,947.56, 211,073.54 and 84,969.64

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Solution

The fourth proportional to 152,947.56, 211,073.54 and 84,969.64 is: 117,261.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,947.56 : 211,073.54 = 84,969.64 : x
  2. Step 2: Convert to fraction form
    152,947.56/211,073.54 = 84,969.64/x
  3. Step 3: Cross multiply
    152,947.56x = 211,073.54 × 84,969.64
  4. Step 4: Simplify right side
    152,947.56x = 17,934,842,707.33
  5. Step 5: Solve for x
    x = 17,934,842,707.33/152,947.56
  6. Step 6: Final answer
    x = 117,261.38

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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.