Home / 109,271.04-150,816.47-68,957.74

Finding the Fourth Proportional to 109,271.04, 150,816.47 and 68,957.74

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Solution

The fourth proportional to 109,271.04, 150,816.47 and 68,957.74 is: 95,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,271.04 : 150,816.47 = 68,957.74 : x
  2. Step 2: Convert to fraction form
    109,271.04/150,816.47 = 68,957.74/x
  3. Step 3: Cross multiply
    109,271.04x = 150,816.47 × 68,957.74
  4. Step 4: Simplify right side
    109,271.04x = 10,399,962,925.98
  5. Step 5: Solve for x
    x = 10,399,962,925.98/109,271.04
  6. Step 6: Final answer
    x = 95,175.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.