Home / 160,875.17-222,004.78-89,253.66

Finding the Fourth Proportional to 160,875.17, 222,004.78 and 89,253.66

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Solution

The fourth proportional to 160,875.17, 222,004.78 and 89,253.66 is: 123,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,875.17 : 222,004.78 = 89,253.66 : x
  2. Step 2: Convert to fraction form
    160,875.17/222,004.78 = 89,253.66/x
  3. Step 3: Cross multiply
    160,875.17x = 222,004.78 × 89,253.66
  4. Step 4: Simplify right side
    160,875.17x = 19,814,738,042.47
  5. Step 5: Solve for x
    x = 19,814,738,042.47/160,875.17
  6. Step 6: Final answer
    x = 123,168.40

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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.