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Finding the Fourth Proportional to 97,224.98, 134,232.39 and 79,362.45

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Solution

The fourth proportional to 97,224.98, 134,232.39 and 79,362.45 is: 109,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,224.98 : 134,232.39 = 79,362.45 : x
  2. Step 2: Convert to fraction form
    97,224.98/134,232.39 = 79,362.45/x
  3. Step 3: Cross multiply
    97,224.98x = 134,232.39 × 79,362.45
  4. Step 4: Simplify right side
    97,224.98x = 10,653,011,339.76
  5. Step 5: Solve for x
    x = 10,653,011,339.76/97,224.98
  6. Step 6: Final answer
    x = 109,570.73

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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.