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Finding the Fourth Proportional to 101,596.16, 140,204.18 and 58,574.90

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Solution

The fourth proportional to 101,596.16, 140,204.18 and 58,574.90 is: 80,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,596.16 : 140,204.18 = 58,574.90 : x
  2. Step 2: Convert to fraction form
    101,596.16/140,204.18 = 58,574.90/x
  3. Step 3: Cross multiply
    101,596.16x = 140,204.18 × 58,574.90
  4. Step 4: Simplify right side
    101,596.16x = 8,212,446,320.03
  5. Step 5: Solve for x
    x = 8,212,446,320.03/101,596.16
  6. Step 6: Final answer
    x = 80,834.22

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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.