Home / 160,913.73-222,061.31-89,293.93

Finding the Fourth Proportional to 160,913.73, 222,061.31 and 89,293.93

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Solution

The fourth proportional to 160,913.73, 222,061.31 and 89,293.93 is: 123,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,913.73 : 222,061.31 = 89,293.93 : x
  2. Step 2: Convert to fraction form
    160,913.73/222,061.31 = 89,293.93/x
  3. Step 3: Cross multiply
    160,913.73x = 222,061.31 × 89,293.93
  4. Step 4: Simplify right side
    160,913.73x = 19,828,727,070.85
  5. Step 5: Solve for x
    x = 19,828,727,070.85/160,913.73
  6. Step 6: Final answer
    x = 123,225.82

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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.