Home / 160,875.95-222,035.46-89,278.97

Finding the Fourth Proportional to 160,875.95, 222,035.46 and 89,278.97

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Solution

The fourth proportional to 160,875.95, 222,035.46 and 89,278.97 is: 123,219.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,875.95 : 222,035.46 = 89,278.97 : x
  2. Step 2: Convert to fraction form
    160,875.95/222,035.46 = 89,278.97/x
  3. Step 3: Cross multiply
    160,875.95x = 222,035.46 × 89,278.97
  4. Step 4: Simplify right side
    160,875.95x = 19,823,097,172.28
  5. Step 5: Solve for x
    x = 19,823,097,172.28/160,875.95
  6. Step 6: Final answer
    x = 123,219.77

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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.