Home / 160,637.28-221,685.17-96,962.64

Finding the Fourth Proportional to 160,637.28, 221,685.17 and 96,962.64

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Solution

The fourth proportional to 160,637.28, 221,685.17 and 96,962.64 is: 133,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,637.28 : 221,685.17 = 96,962.64 : x
  2. Step 2: Convert to fraction form
    160,637.28/221,685.17 = 96,962.64/x
  3. Step 3: Cross multiply
    160,637.28x = 221,685.17 × 96,962.64
  4. Step 4: Simplify right side
    160,637.28x = 21,495,178,847.24
  5. Step 5: Solve for x
    x = 21,495,178,847.24/160,637.28
  6. Step 6: Final answer
    x = 133,811.90

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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.