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Finding the Fourth Proportional to 96,465.63, 133,004.94 and 70,894.14

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Solution

The fourth proportional to 96,465.63, 133,004.94 and 70,894.14 is: 97,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,465.63 : 133,004.94 = 70,894.14 : x
  2. Step 2: Convert to fraction form
    96,465.63/133,004.94 = 70,894.14/x
  3. Step 3: Cross multiply
    96,465.63x = 133,004.94 × 70,894.14
  4. Step 4: Simplify right side
    96,465.63x = 9,429,270,837.05
  5. Step 5: Solve for x
    x = 9,429,270,837.05/96,465.63
  6. Step 6: Final answer
    x = 97,747.47

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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.