Home / 67,721.48-93,465.98-42,232

Finding the Fourth Proportional to 67,721.48, 93,465.98 and 42,232

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Solution

The fourth proportional to 67,721.48, 93,465.98 and 42,232 is: 58,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,721.48 : 93,465.98 = 42,232 : x
  2. Step 2: Convert to fraction form
    67,721.48/93,465.98 = 42,232/x
  3. Step 3: Cross multiply
    67,721.48x = 93,465.98 × 42,232
  4. Step 4: Simplify right side
    67,721.48x = 3,947,255,267.36
  5. Step 5: Solve for x
    x = 3,947,255,267.36/67,721.48
  6. Step 6: Final answer
    x = 58,286.61

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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.