Home / 147,626.80-221,440.20-118,102.30

Finding the Fourth Proportional to 147,626.80, 221,440.20 and 118,102.30

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Solution

The fourth proportional to 147,626.80, 221,440.20 and 118,102.30 is: 177,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,626.80 : 221,440.20 = 118,102.30 : x
  2. Step 2: Convert to fraction form
    147,626.80/221,440.20 = 118,102.30/x
  3. Step 3: Cross multiply
    147,626.80x = 221,440.20 × 118,102.30
  4. Step 4: Simplify right side
    147,626.80x = 26,152,596,932.46
  5. Step 5: Solve for x
    x = 26,152,596,932.46/147,626.80
  6. Step 6: Final answer
    x = 177,153.45

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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.