Home / 148,108.20-222,162.30-118,583.70

Finding the Fourth Proportional to 148,108.20, 222,162.30 and 118,583.70

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Solution

The fourth proportional to 148,108.20, 222,162.30 and 118,583.70 is: 177,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,108.20 : 222,162.30 = 118,583.70 : x
  2. Step 2: Convert to fraction form
    148,108.20/222,162.30 = 118,583.70/x
  3. Step 3: Cross multiply
    148,108.20x = 222,162.30 × 118,583.70
  4. Step 4: Simplify right side
    148,108.20x = 26,344,827,534.51
  5. Step 5: Solve for x
    x = 26,344,827,534.51/148,108.20
  6. Step 6: Final answer
    x = 177,875.55

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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.