Home / 160,941.47-222,102.99-89,319.94

Finding the Fourth Proportional to 160,941.47, 222,102.99 and 89,319.94

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Solution

The fourth proportional to 160,941.47, 222,102.99 and 89,319.94 is: 123,263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,941.47 : 222,102.99 = 89,319.94 : x
  2. Step 2: Convert to fraction form
    160,941.47/222,102.99 = 89,319.94/x
  3. Step 3: Cross multiply
    160,941.47x = 222,102.99 × 89,319.94
  4. Step 4: Simplify right side
    160,941.47x = 19,838,225,185.36
  5. Step 5: Solve for x
    x = 19,838,225,185.36/160,941.47
  6. Step 6: Final answer
    x = 123,263.61

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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.