Home / 164,816.10-245,838.56-149,680.17

Finding the Fourth Proportional to 164,816.10, 245,838.56 and 149,680.17

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Solution

The fourth proportional to 164,816.10, 245,838.56 and 149,680.17 is: 223,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,816.10 : 245,838.56 = 149,680.17 : x
  2. Step 2: Convert to fraction form
    164,816.10/245,838.56 = 149,680.17/x
  3. Step 3: Cross multiply
    164,816.10x = 245,838.56 × 149,680.17
  4. Step 4: Simplify right side
    164,816.10x = 36,797,156,704.95
  5. Step 5: Solve for x
    x = 36,797,156,704.95/164,816.10
  6. Step 6: Final answer
    x = 223,261.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.