Home / 96,660.12-133,390.70-53,646.11

Finding the Fourth Proportional to 96,660.12, 133,390.70 and 53,646.11

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Solution

The fourth proportional to 96,660.12, 133,390.70 and 53,646.11 is: 74,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,660.12 : 133,390.70 = 53,646.11 : x
  2. Step 2: Convert to fraction form
    96,660.12/133,390.70 = 53,646.11/x
  3. Step 3: Cross multiply
    96,660.12x = 133,390.70 × 53,646.11
  4. Step 4: Simplify right side
    96,660.12x = 7,155,891,229.99
  5. Step 5: Solve for x
    x = 7,155,891,229.99/96,660.12
  6. Step 6: Final answer
    x = 74,031.47

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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.