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Finding the Fourth Proportional to 97,592.84, 134,678.40 and 52,880.84

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Solution

The fourth proportional to 97,592.84, 134,678.40 and 52,880.84 is: 72,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,592.84 : 134,678.40 = 52,880.84 : x
  2. Step 2: Convert to fraction form
    97,592.84/134,678.40 = 52,880.84/x
  3. Step 3: Cross multiply
    97,592.84x = 134,678.40 × 52,880.84
  4. Step 4: Simplify right side
    97,592.84x = 7,121,906,921.86
  5. Step 5: Solve for x
    x = 7,121,906,921.86/97,592.84
  6. Step 6: Final answer
    x = 72,975.71

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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.