Home / 148,215.04-222,125.72-85,065.41

Finding the Fourth Proportional to 148,215.04, 222,125.72 and 85,065.41

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Solution

The fourth proportional to 148,215.04, 222,125.72 and 85,065.41 is: 127,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,215.04 : 222,125.72 = 85,065.41 : x
  2. Step 2: Convert to fraction form
    148,215.04/222,125.72 = 85,065.41/x
  3. Step 3: Cross multiply
    148,215.04x = 222,125.72 × 85,065.41
  4. Step 4: Simplify right side
    148,215.04x = 18,895,215,443.35
  5. Step 5: Solve for x
    x = 18,895,215,443.35/148,215.04
  6. Step 6: Final answer
    x = 127,485.14

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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.