Home / 160,938.90-222,095.93-89,317.08

Finding the Fourth Proportional to 160,938.90, 222,095.93 and 89,317.08

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Solution

The fourth proportional to 160,938.90, 222,095.93 and 89,317.08 is: 123,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,938.90 : 222,095.93 = 89,317.08 : x
  2. Step 2: Convert to fraction form
    160,938.90/222,095.93 = 89,317.08/x
  3. Step 3: Cross multiply
    160,938.90x = 222,095.93 × 89,317.08
  4. Step 4: Simplify right side
    160,938.90x = 19,836,959,500.90
  5. Step 5: Solve for x
    x = 19,836,959,500.90/160,938.90
  6. Step 6: Final answer
    x = 123,257.71

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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.