Home / 96,660.28-133,088.04-87,802.93

Finding the Fourth Proportional to 96,660.28, 133,088.04 and 87,802.93

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Solution

The fourth proportional to 96,660.28, 133,088.04 and 87,802.93 is: 120,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,660.28 : 133,088.04 = 87,802.93 : x
  2. Step 2: Convert to fraction form
    96,660.28/133,088.04 = 87,802.93/x
  3. Step 3: Cross multiply
    96,660.28x = 133,088.04 × 87,802.93
  4. Step 4: Simplify right side
    96,660.28x = 11,685,519,859.96
  5. Step 5: Solve for x
    x = 11,685,519,859.96/96,660.28
  6. Step 6: Final answer
    x = 120,892.68

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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.