Home / 148,431.20-222,646.80-37,623.20

Finding the Fourth Proportional to 148,431.20, 222,646.80 and 37,623.20

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Solution

The fourth proportional to 148,431.20, 222,646.80 and 37,623.20 is: 56,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,431.20 : 222,646.80 = 37,623.20 : x
  2. Step 2: Convert to fraction form
    148,431.20/222,646.80 = 37,623.20/x
  3. Step 3: Cross multiply
    148,431.20x = 222,646.80 × 37,623.20
  4. Step 4: Simplify right side
    148,431.20x = 8,376,685,085.76
  5. Step 5: Solve for x
    x = 8,376,685,085.76/148,431.20
  6. Step 6: Final answer
    x = 56,434.80

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1.5x scale

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.