Home / 152,669.56-210,687.38-84,684.32

Finding the Fourth Proportional to 152,669.56, 210,687.38 and 84,684.32

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Solution

The fourth proportional to 152,669.56, 210,687.38 and 84,684.32 is: 116,866.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,669.56 : 210,687.38 = 84,684.32 : x
  2. Step 2: Convert to fraction form
    152,669.56/210,687.38 = 84,684.32/x
  3. Step 3: Cross multiply
    152,669.56x = 210,687.38 × 84,684.32
  4. Step 4: Simplify right side
    152,669.56x = 17,841,917,507.88
  5. Step 5: Solve for x
    x = 17,841,917,507.88/152,669.56
  6. Step 6: Final answer
    x = 116,866.24

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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.