Home / 158,770.04-219,102.55-89,858.25

Finding the Fourth Proportional to 158,770.04, 219,102.55 and 89,858.25

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Solution

The fourth proportional to 158,770.04, 219,102.55 and 89,858.25 is: 124,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,770.04 : 219,102.55 = 89,858.25 : x
  2. Step 2: Convert to fraction form
    158,770.04/219,102.55 = 89,858.25/x
  3. Step 3: Cross multiply
    158,770.04x = 219,102.55 × 89,858.25
  4. Step 4: Simplify right side
    158,770.04x = 19,688,171,713.54
  5. Step 5: Solve for x
    x = 19,688,171,713.54/158,770.04
  6. Step 6: Final answer
    x = 124,004.33

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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.