Home / 160,967.34-222,134.55-89,348.22

Finding the Fourth Proportional to 160,967.34, 222,134.55 and 89,348.22

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Solution

The fourth proportional to 160,967.34, 222,134.55 and 89,348.22 is: 123,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,967.34 : 222,134.55 = 89,348.22 : x
  2. Step 2: Convert to fraction form
    160,967.34/222,134.55 = 89,348.22/x
  3. Step 3: Cross multiply
    160,967.34x = 222,134.55 × 89,348.22
  4. Step 4: Simplify right side
    160,967.34x = 19,847,326,643.00
  5. Step 5: Solve for x
    x = 19,847,326,643.00/160,967.34
  6. Step 6: Final answer
    x = 123,300.33

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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.