Home / 148,077.79-222,116.51-48,237.82

Finding the Fourth Proportional to 148,077.79, 222,116.51 and 48,237.82

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Solution

The fourth proportional to 148,077.79, 222,116.51 and 48,237.82 is: 72,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,077.79 : 222,116.51 = 48,237.82 : x
  2. Step 2: Convert to fraction form
    148,077.79/222,116.51 = 48,237.82/x
  3. Step 3: Cross multiply
    148,077.79x = 222,116.51 × 48,237.82
  4. Step 4: Simplify right side
    148,077.79x = 10,714,416,904.29
  5. Step 5: Solve for x
    x = 10,714,416,904.29/148,077.79
  6. Step 6: Final answer
    x = 72,356.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.