Home / 148,328.64-222,490.92-36,009.72

Finding the Fourth Proportional to 148,328.64, 222,490.92 and 36,009.72

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Solution

The fourth proportional to 148,328.64, 222,490.92 and 36,009.72 is: 54,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,328.64 : 222,490.92 = 36,009.72 : x
  2. Step 2: Convert to fraction form
    148,328.64/222,490.92 = 36,009.72/x
  3. Step 3: Cross multiply
    148,328.64x = 222,490.92 × 36,009.72
  4. Step 4: Simplify right side
    148,328.64x = 8,011,835,731.74
  5. Step 5: Solve for x
    x = 8,011,835,731.74/148,328.64
  6. Step 6: Final answer
    x = 54,014.08

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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.