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Finding the Fourth Proportional to 70,357.70, 97,108.72 and 44,858.21

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Solution

The fourth proportional to 70,357.70, 97,108.72 and 44,858.21 is: 61,913.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,357.70 : 97,108.72 = 44,858.21 : x
  2. Step 2: Convert to fraction form
    70,357.70/97,108.72 = 44,858.21/x
  3. Step 3: Cross multiply
    70,357.70x = 97,108.72 × 44,858.21
  4. Step 4: Simplify right side
    70,357.70x = 4,356,122,756.90
  5. Step 5: Solve for x
    x = 4,356,122,756.90/70,357.70
  6. Step 6: Final answer
    x = 61,913.94

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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.