Home / 159,810.16-220,533.96-88,189.24

Finding the Fourth Proportional to 159,810.16, 220,533.96 and 88,189.24

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Solution

The fourth proportional to 159,810.16, 220,533.96 and 88,189.24 is: 121,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,810.16 : 220,533.96 = 88,189.24 : x
  2. Step 2: Convert to fraction form
    159,810.16/220,533.96 = 88,189.24/x
  3. Step 3: Cross multiply
    159,810.16x = 220,533.96 × 88,189.24
  4. Step 4: Simplify right side
    159,810.16x = 19,448,722,326.59
  5. Step 5: Solve for x
    x = 19,448,722,326.59/159,810.16
  6. Step 6: Final answer
    x = 121,698.91

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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.